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Bio Ionic Graphene MX vs GHD Chronos Curve Classic: 92 Highlights & 47 Differences — So, Which Hair Curler Actually Works Better

Bio Ionic MX is lightweight, compact, and easier to handle for travel, whereas GHD prioritizes ergonomic grip and curling versatility. From interchangeable barrel sizes, glove, replacement parts availability & warranty period to real user feedback, we broke down the differences between Bio Ionic Graphene MX and GHD Chronos Curve Classic in this clear, side-by-side hair curlers comparison.

57 Points
Bio Ionic Graphene MX
64 Points
GHD Chronos Curve Classic
vs

Highlights 151

No extras. Just what matters.
57 Points
vs
64 Points

Why is Bio Ionic Graphene MX better than GHD Chronos Curve Classic ?

Scroll down for more facts

Comparing the Bio Ionic Graphene MX and GHD Chronos Curve Classic Curling Irons: Elegance Meets Innovation

When it comes to high-quality curling irons that suit diverse hair types and styling needs, both the Bio Ionic Graphene MX and the GHD Chronos Curve Classic stand out as premium choices. These tools are designed for home, professional, and travel use and cater to a broad range of hair textures, including fine, thick, curly, and straight strands. Their shared focus on delivering soft curls and manageable waves underscores their styling versatility. However, they differ fundamentally in aspects like barrel length, heat settings, user safety certifications, and hair care technology; the choice of which can make a significant difference for users prioritizing hair health or ergonomic features.

Bio Ionic Graphene MX: Lightweight Precision with Advanced Hair Care

The Bio Ionic Graphene MX curling iron is a 2019 South Korean innovation well-loved for its featherlight design, weighing just 0.67 lbs, and its compact 2-inch barrel length. Coated with graphene, its barrel ensures consistent heat distribution, complemented by a ceramic heating element and ionic technology for anti-frizz effects and moisture retention.

This curler supports three preset temperatures with a max heat of 385°F, providing versatile styling for different hair types. The inclusion of a control lock and reinforced cord durability enhances safety and handling during use. Although it lacks some of the extensive safety certifications found in pricier models, its blend of ceramic technology, damage protection mode, and a moisture-lock system makes it a savvy option for users concerned with maintaining hair health whilst styling.

Users will appreciate its ergonomic plastic handle, albeit without a hanging loop, and the ease of control due to physical buttons on the handle. However, it does not have a digital temperature display, which some may miss in comparison to other devices offering real-time readouts. The Bio Ionic curler's dual voltage capability and swivel cord make it travel-friendly, perfect for those needing a reliable tool on the go.

GHD Chronos Curve Classic: Safety, Control, and Styling Sophistication

The recently launched 2024 GHD Chronos Curve Classic brings a robust and refined styling experience with its longer 4-inch ceramic barrel coated anodized barrel for creating beautiful soft curls with greater precision. Weighing 1 lb, this iron features a comfortable rubber grip and a convenient hanging loop, streamlining usability and storage when compared with the Bio Ionic's smoother plastic grip.

Safety leads the charge here, with the iron fully certified for CE, UL, and RoHS certifications, an anti-scald guard, thermal fuse, and an automatic 20-minute shutoff timer. The advanced auto voltage detection and 360° swivel cord further enhance safety and ease of use globally.

Temperature is fixed at a consistent 365°F, boasting excellent temperature stability and a rapid 25-second heat-up and recovery. Manual control includes unique features such as a curl release button, curling angle adjustability, and an open curl chamber design, enabling more tailored and effortless styling outcomes.

The product's extended 24-month warranty and robust replacement parts availability with 5 years of support highlight a commitment to longevity and customer service. Additionally, the iron includes a protective glove for safer curling sessions, something the Bio Ionic misses out on, making it friendly for safer, prolonged use.

Quick Take 

The Bio Ionic Graphene MX shines with its lightweight, hair-health-oriented design, offering multiple temperature settings and advanced ionic technology for a frizz-free finish. On the other hand, the GHD Chronos Curve Classic wins on safety certifications, ergonomic handling, and precision curl control, with exceptional build quality and longer support.

Bottom Line

Choosing the right curling iron boils down to your styling priorities. If you want a lightweight curler packed with hair-nourishing technology and preset heat versatility at a friendlier price, the Bio Ionic Graphene MX is an excellent choice at $173.49 at bioionic.com. Conversely, if you prioritize rigorous safety standards, ergonomic comfort, and a longer warranty supported by global service, the GHD Chronos Curve Classic, priced at around $207-$259, is the premium pick for your styling arsenal.

Verdict

  • Winner: Bio Ionic Graphene MX - A standout for those seeking advanced hair care features like ionic technology, lightweight design, multiple temperature presets, and excellent value.
  • Runner-up: GHD Chronos Curve Classic - Best suited for users focused on superior safety certifications, ergonomic comfort, precise curl control, and extended warranty service despite the higher price.

Comparisons 14

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Price comparisons

(✱) Prices may be changed at any time without further notice.

Related comparisons 14

Because one duel is never enough.

Comparisons & Facts 151

Side by side. The numbers. The features. No drama.

We put Bio Ionic Graphene MX and GHD Chronos Curve Classic to the test in this ultimate hair curlers comparison. Dive into detailed specs, shopper feedback, and real-world use cases to see which hair curler comes out ahead — and why it might matter to you.

General Information 10

Product Type

What type of hair curler is this?

33 Bio Ionic Graphene MX 0 Votes Curling Iron

38 GHD Chronos Curve Classic 0 Votes Curling Iron

Bio Ionic Graphene MX
Bio Ionic Graphene MX

Standard clamp-style curling iron designed to create curls and waves with a heated barrel.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

This is a traditional curling iron, not a wand or clipless design, which is ideal for those who prefer the control of a clamp while styling.

Defines the general type of hair curler.

Intended Use

What is the intended use?

56 Bio Ionic Graphene MX 0 Votes Home, Professional, Travel

61 GHD Chronos Curve Classic 0 Votes Home, Professional, Travel

Bio Ionic Graphene MX
Bio Ionic Graphene MX

Suitable for at-home users, salon pros, and travel thanks to its pro-grade design and universal voltage.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

This model is versatile, intended for use at home, by professionals in salons, and is travel-friendly with dual voltage compatibility.

Specifies the target usage scenario for the curler.

Hair Type Compatibility

What hair types is it compatible with?

29 Bio Ionic Graphene MX 0 Votes Fine, Thick, Curly, Straight, Frizzy, Coarse

31 GHD Chronos Curve Classic 0 Votes Fine, Thick, Curly, Straight, Wavy

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Hair Type Compatibility

Bio Ionic Graphene MX is compatible with fine, thick, curly, straight, frizzy, and coarse hair types, offering a broader range than GHD Chronos Curve Classic, which supports fine, thick, curly, straight, and wavy hair.

Indicates which hair types the curler works best with.

Curl Style Type

What type of curls can it create?

43 Bio Ionic Graphene MX 0 Votes Loose Waves, Soft Curls

58 GHD Chronos Curve Classic 0 Votes Soft Curls

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Curl Style Type

Bio Ionic Graphene MX offers both loose waves and soft curls, whereas GHD Chronos Curve Classic is primarily designed for soft curls.

Describes the style of curls achievable with this curler.

Release Year

What year was it released?

53 Bio Ionic Graphene MX 0 Votes 2019

90 GHD Chronos Curve Classic 1 Votes 2024

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Release Year

Bio Ionic Graphene MX was released in 2019, making it an older model compared to the GHD Chronos Curve Classic, which was released in 2024.

Indicates the year the hair curler model was first released.

GHD being a 2024 release is a major plus for me, I always prefer newer tech when possible for styling tools.

See more

Model Name

What is the model name?

65 Bio Ionic Graphene MX 0 Votes Graphene MX Curling Iron

78 GHD Chronos Curve Classic 0 Votes Chronos Curve Classic

GHD Chronos Curve Classic
GHD Chronos Curve Classic

A part of the GHD Chronos Curve series, this model is designed for both home and professional use, offering sleek curls and defined waves with its 1-inch barrel.

Unique identifier or name assigned by the manufacturer.

Series Name

What is the series name?

61 Bio Ionic Graphene MX 0 Votes Graphene MX

75 GHD Chronos Curve Classic 0 Votes Chronos Curve

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The Chronos Curve series represents GHD’s premium range of curling tools, offering a combination of high-performance technology and elegant design.

Denotes the product series or line under which the model is categorized.

Country of Origin

What is the country of origin?

68 Bio Ionic Graphene MX 0 Votes South Korea

58 GHD Chronos Curve Classic 0 Votes China

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Country of Origin

Bio Ionic Graphene MX is manufactured in South Korea, while GHD Chronos Curve Classic originates from China.

Manufacturing country or origin label.

Curl Diameter Range

What is the curl diameter range?

33 Bio Ionic Graphene MX 0 Votes 1.25 Inch

38 GHD Chronos Curve Classic 0 Votes 1 Inch

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Curl Diameter Range

Bio Ionic Graphene MX has a curl diameter range of 1.25 inches, which is slightly larger than the 1-inch range of GHD Chronos Curve Classic.

Specifies the range of barrel diameters used to create different curl sizes.

Color

What is the product color?

63 Bio Ionic Graphene MX 0 Votes Black

73 GHD Chronos Curve Classic 0 Votes Black, Gold

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Color

Bio Ionic Graphene MX is available in Black, while GHD Chronos Curve Classic offers options in both Black and Gold.

Product color or finish.

Dimensions & Design 15

Weight

What is the weight?

0.67 lbs 1 Votes
Bio Ionic Graphene MX
1 lbs 0 Votes
GHD Chronos Curve Classic

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Weight

Bio Ionic Graphene MX weighs 0.67 lbs, making it lighter than the GHD Chronos Curve Classic, which weighs 1 lb.

Indicates how heavy the hair curler is.

The Bio Ionic is significantly lighter; my arms would thank me after a long styling session, makes a big difference.

See more

Barrel Length

What is the barrel length?

2 inch 0 Votes
Bio Ionic Graphene MX
4 inch 0 Votes
GHD Chronos Curve Classic

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Barrel Length

Bio Ionic Graphene MX features a 2-inch barrel length, significantly shorter than the 4-inch barrel length of GHD Chronos Curve Classic.

The heating barrel’s usable length for curling.

Cord Length

What is the cord length?

9 ft 0 Votes
Bio Ionic Graphene MX
8.8 ft 0 Votes
GHD Chronos Curve Classic

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Cord Length

The cord length for Bio Ionic Graphene MX is 9 feet (2.74 meters), slightly longer than the GHD Chronos Curve Classic's 8.8 feet (2.68 meters).

Total electrical cord length from base to plug.

Swivel Cord

Does it have a swivel cord?

Yes 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

The swivel base helps prevent tangling and makes it easier to rotate the iron while wrapping sections.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The 360-degree swivel cord allows for smooth, tangle-free rotation while styling, reducing the chance of cord twisting.

Indicates if the power cord swivels to prevent tangling.

Material

What is the product material?

53 Bio Ionic Graphene MX 0 Votes Plastic, Metal

58 GHD Chronos Curve Classic 0 Votes Plastic, Metal

Bio Ionic Graphene MX
Bio Ionic Graphene MX

Housing is mostly heat-resistant plastic with internal metal and ceramic components, a typical mix for pro curling irons.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

Built with a durable combination of plastic and metal, ensuring reliability and strength for regular use.

General outer body material.

Barrel Material

What is the barrel made of?

83 Bio Ionic Graphene MX 0 Votes Graphene

58 GHD Chronos Curve Classic 0 Votes Ceramic

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Barrel Material

Bio Ionic Graphene MX uses Graphene for its barrel material, offering a distinct technology compared to the Ceramic barrel of GHD Chronos Curve Classic.

Specifies the heating barrel’s construction material.

Grip Material

What is the grip made from?

33 Bio Ionic Graphene MX 0 Votes Plastic

58 GHD Chronos Curve Classic 0 Votes Rubber

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Grip Material

The grip material for Bio Ionic Graphene MX is Plastic, differing from the Rubber grip material found on GHD Chronos Curve Classic.

The material used on the handle grip.

Width

What is the product width?

Who knows? 0 Votes Bio Ionic Graphene MX (Help us out by suggesting one!)

1.5 inch 0 Votes
GHD Chronos Curve Classic

GHD Chronos Curve Classic
GHD Chronos Curve Classic

About 3.8 cm wide, this is the width of the handle and barrel area, fitting comfortably in your hand for ergonomic control.

The total width of the curler body.

Depth

What is the depth?

Who knows? 0 Votes Bio Ionic Graphene MX (Help us out by suggesting one!)

1.5 inch 0 Votes
GHD Chronos Curve Classic

GHD Chronos Curve Classic
GHD Chronos Curve Classic

Similar to width, the depth is around 3.8 cm, making it a balanced design for steady handling while styling.

The product’s side-to-side depth measurement.

Height

What is the height?

Who knows? 0 Votes Bio Ionic Graphene MX (Help us out by suggesting one!)

10.6 inch 0 Votes
GHD Chronos Curve Classic

GHD Chronos Curve Classic
GHD Chronos Curve Classic

Roughly 27 cm tall, this is a compact model, fitting well into most storage spaces without being too bulky.

The vertical height when placed on a flat surface.

Handle Length

What is the handle length?

Who knows? 0 Votes Bio Ionic Graphene MX (Help us out by suggesting one!)

5 inch 0 Votes
GHD Chronos Curve Classic

GHD Chronos Curve Classic
GHD Chronos Curve Classic

Approximately 12.7 cm, offering a comfortable grip length for maneuvering the curling iron.

The measured length of the handle portion.

Foldable Design

Is the design foldable?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

GHD Chronos Curve Classic
GHD Chronos Curve Classic

This model is not foldable, so consider space for storage. It is designed for sturdy use and durability.

Shows whether the device can be folded for travel or storage.

Performance & Heating 15

Heating Element Material

What is the heating element made of?

63 Bio Ionic Graphene MX 0 Votes Ceramic

68 GHD Chronos Curve Classic 0 Votes Ceramic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

Internally it uses a ceramic-based system, which helps deliver even heat that’s less likely to create hot spots than bare metal.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

Ceramic technology helps ensure even heat distribution, reducing the risk of hot spots and ensuring uniform curls.

Material used in the core heating element.

Min Temperature

What is the minimum temperature range?

250 °F 0 Votes
Bio Ionic Graphene MX
365 °F 0 Votes
GHD Chronos Curve Classic

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Min Temperature

Bio Ionic Graphene MX has a minimum temperature of 250°F, offering a lower starting point than the GHD Chronos Curve Classic, which maintains a fixed temperature of 365°F.

The lowest temperature the curler can be set to, suitable for fine or delicate hair.

Max Temperature

What is the maximum temperature range?

385 °F 0 Votes
Bio Ionic Graphene MX
365 °F 0 Votes
GHD Chronos Curve Classic

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Max Temperature

Bio Ionic Graphene MX can reach a maximum temperature of 385°F, slightly higher than the 365°F maximum temperature of GHD Chronos Curve Classic.

The highest temperature the curler can reach for thick or coarse hair styling.

Heat Recovery Time

What is the heat recovery time?

Who knows? 0 Votes Bio Ionic Graphene MX (Help us out by suggesting one!)

25 sec 0 Votes
GHD Chronos Curve Classic

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The heat recovery is fast at 25 seconds, meaning you can quickly adjust or refresh your styling without delays.

Time for temperature to stabilize after use.

Digital Temperature Display

Does it have a digital temperature display?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

GHD Chronos Curve Classic
GHD Chronos Curve Classic

This model does not feature a digital temperature display but relies on preset stability at 365°F for ease of use.

Indicates presence of a digital temperature screen.

Preset Temperature Settings

How many preset temperature levels does it have?

26 Bio Ionic Graphene MX 1 Votes 3

23 GHD Chronos Curve Classic 0 Votes 1

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Preset Temperature Settings

Bio Ionic Graphene MX offers 3 preset temperature settings, providing more options compared to the single preset setting of GHD Chronos Curve Classic.

Number of predefined heat levels.

Having 3 preset temperature settings on the Bio Ionic is super helpful, gives me more control for different hair days.

See more

Cool Tip

Does it have a cool tip?

Yes 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

The cool-touch tip lets you steady the barrel with your other hand without burning your fingers, helping when reaching back sections.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The cool tip allows you to hold the curling iron safely without the risk of burns, especially useful when adjusting curls.

Whether the barrel tip remains cool during use.

Even Heat Distribution

Does it heat evenly?

Yes 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

Graphene plus the ion-generating mineral complex are designed to spread heat more evenly along the barrel for consistent curls.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The ceramic barrel ensures even heat distribution, helping to avoid hot spots and deliver smooth, consistent curls from root to tip.

Measures if the curler distributes heat evenly across the barrel.

Dual Voltage

Does it support dual voltage?

Yes 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

With universal/dual voltage, you can use it in most countries with a simple plug adapter, making it travel-friendly.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

This curling iron is compatible with both 110V and 240V, making it suitable for international travel.

Whether the curler can operate on multiple voltage systems.

Heating Technology Type

What heating technology does it use?

63 Bio Ionic Graphene MX 0 Votes PTC

Who knows? 0 Votes GHD Chronos Curve Classic (Help us out by suggesting one!)

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Heating Technology Type

Bio Ionic Graphene MX uses PTC heating technology, but the heating technology type for GHD Chronos Curve Classic is not available.

Identifies the technology used for heat generation and regulation.

Heat-up Time

How long does it take to heat up?

Who knows? 0 Votes Bio Ionic Graphene MX (Help us out by suggesting one!)

25 sec 0 Votes
GHD Chronos Curve Classic

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Heat-up Time

GHD Chronos Curve Classic has a heat-up time of 25 seconds, while this specification is not available for Bio Ionic Graphene MX.

Time taken to reach operational temperature.

Temperature Stability

How stable is the temperature?

Who knows? 0 Votes Bio Ionic Graphene MX (Help us out by suggesting one!)

365 °F 0 Votes
GHD Chronos Curve Classic

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The temperature remains stable at 365°F, ensuring consistent styling results throughout the entire session.

Deviation in maintained temperature during operation.

Curling Mechanism 12

Curl Release Button

Does it include a curl release button?

No 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Curl Release Button

GHD Chronos Curve Classic is equipped with a curl release button, a convenience feature not found on Bio Ionic Graphene MX.

Whether there is a button to release curls automatically.

Curling Angle Adjustability

Can the curling angle be adjusted?

No 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Curling Angle Adjustability

GHD Chronos Curve Classic allows for curling angle adjustability, which is not a feature of Bio Ionic Graphene MX.

Whether the curling barrel angle can be adjusted.

Curling Type

What is the curling type?

13 Bio Ionic Graphene MX 0 Votes Manual

18 GHD Chronos Curve Classic 0 Votes Manual

Bio Ionic Graphene MX
Bio Ionic Graphene MX

A classic spring-clamp, manual curling iron where you wrap and turn the barrel yourself.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The curling process is manual, giving you complete control over the size and type of curl you want to achieve.

Defines how the curler forms curls (manual wrapping or automated chamber).

Clamp Mechanism

Does it have a clamp mechanism?

Yes 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

The spring clamp holds hair against the barrel, which many users find easier than clamp-less wands for polished curls.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

This model features a clamp for securely holding the hair while styling, making it easier to curl hair without slipping.

Indicates whether the barrel includes a clamp to hold hair in place.

Rotation Direction

What rotation directions are available?

13 Bio Ionic Graphene MX 0 Votes Left, Right

18 GHD Chronos Curve Classic 0 Votes Left, Right

Bio Ionic Graphene MX
Bio Ionic Graphene MX

This is not an auto-rotating iron; “Left,Right” here just reflects how you can manually wrap hair in either direction for face-framing or away-from-face curls.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The clamp can rotate left or right, giving you the flexibility to create curls in either direction, for varied styles.

Specifies barrel rotation or auto-curl direction options.

Fixed Curl Diameter

What is the fixed curl diameter?

1.25 inch 0 Votes
Bio Ionic Graphene MX
1 inch 0 Votes
GHD Chronos Curve Classic

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Fixed Curl Diameter

Bio Ionic Graphene MX has a fixed curl diameter of 1.25 inches, while GHD Chronos Curve Classic has a slightly smaller fixed curl diameter of 1 inch.

The consistent diameter of the curling barrel that determines curl size.

Auto Curl Function

Does it have an auto curl function?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

GHD Chronos Curve Classic
GHD Chronos Curve Classic

This model does not have an automatic curling function, relying on user technique for customized curls.

Shows whether the device automatically draws in and curls hair.

Curl Chamber Type

What is the curl chamber type?

Who knows? 0 Votes Bio Ionic Graphene MX (Help us out by suggesting one!)

38 GHD Chronos Curve Classic 0 Votes Open

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Curl Chamber Type

The curl chamber type is not specified for Bio Ionic Graphene MX, while GHD Chronos Curve Classic features an Open curl chamber.

Defines the design of the curl chamber (if automatic type).

Curling Time Control

Does it have curling time control?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

GHD Chronos Curve Classic
GHD Chronos Curve Classic

There is no specific curling time control, but with the 5-second curling speed, styling remains quick and efficient.

Allows setting a timer for curling duration per section.

Curl Tightness Adjustment

Can curl tightness be adjusted?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

GHD Chronos Curve Classic
GHD Chronos Curve Classic

This model does not have curl tightness adjustments but provides a fixed 1-inch curl diameter for uniform results.

Indicates if the tightness or size of curls can be varied.

Curling Speed

What is the curling speed?

Who knows? 0 Votes Bio Ionic Graphene MX (Help us out by suggesting one!)

5 sec 0 Votes
GHD Chronos Curve Classic

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Curling Speed

GHD Chronos Curve Classic can achieve a curling speed of 5 seconds, whereas this detail is not available for Bio Ionic Graphene MX.

Average time required per curl rotation.

Curl Memory Function

Does it have a curl memory function?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

Saves last-used curling settings for repeat use.

Controls & Interface 10

Control Lock

Does it have a control lock?

Yes 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Control Lock

Bio Ionic Graphene MX includes a control lock feature, which GHD Chronos Curve Classic does not offer.

Prevents accidental button presses during use.

Button Type

What type of buttons does it use?

23 Bio Ionic Graphene MX 0 Votes Physical

28 GHD Chronos Curve Classic 0 Votes Physical

Bio Ionic Graphene MX
Bio Ionic Graphene MX

Physical power and +/- buttons give tactile feedback so you can adjust settings without looking closely.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The physical buttons are easy to control, providing tactile feedback while styling.

Specifies the type of button mechanism used for control.

Control Placement

Where are the controls located?

33 Bio Ionic Graphene MX 0 Votes Handle

38 GHD Chronos Curve Classic 0 Votes Handle

Bio Ionic Graphene MX
Bio Ionic Graphene MX

Controls sit on the handle where your thumb can reach them easily during styling.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The controls are conveniently placed on the handle, making them easy to access while in use.

Indicates where the main control interface is positioned.

Indicator Lights

Does it have indicator lights?

Yes 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

Indicator lights show power/heat status and temperature lock so you can see at a glance if it’s on and ready.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

Indicator lights will show when the device is on or if there are any issues with heat or power.

Presence of light indicators showing power, heat, or mode.

Power Switch Type

What kind of power switch does it have?

33 Bio Ionic Graphene MX 0 Votes Button

38 GHD Chronos Curve Classic 0 Votes Button

Bio Ionic Graphene MX
Bio Ionic Graphene MX

You hold the power button to turn the iron on or off, which helps prevent accidental presses.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The on/off button is placed on the handle for quick and easy use during the styling process.

Describes how the device is turned on/off.

Mode Selection

What is the mode selection type?

13 Bio Ionic Graphene MX 0 Votes Manual

18 GHD Chronos Curve Classic 0 Votes Manual

Bio Ionic Graphene MX
Bio Ionic Graphene MX

There are no auto or smart modes; you manually choose the heat and style as you go.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

Mode selection is manual, allowing you to decide when to start or stop curling rather than relying on preset modes.

Type of mode-switching functionality available.

Touch Controls

Does it have touch controls?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

Whether the curler includes touch-sensitive controls.

Sound Alerts

Does it have sound alerts?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

Indicates if the curler emits sound cues for operation or timing.

App Connectivity

Does it connect to an app?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

Whether the device can be paired with a mobile app for customization.

Bluetooth Connectivity

Is Bluetooth supported?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

Indicates if the curler uses Bluetooth for connectivity.

Power & Electrical 10

Voltage Compatibility

What voltage does it support?

83 Bio Ionic Graphene MX 0 Votes 110-240V

88 GHD Chronos Curve Classic 0 Votes 110-240V

Bio Ionic Graphene MX
Bio Ionic Graphene MX

The stated 110–240V range means it can adapt to most global mains voltages when used with the correct plug adapter.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

Dual voltage compatibility ensures it works internationally, from North America to Europe and Asia.

Lists the voltage range supported by the device.

Frequency

What is the frequency rating?

60 Hz 0 Votes
Bio Ionic Graphene MX
50 Hz 0 Votes
GHD Chronos Curve Classic

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Frequency

Bio Ionic Graphene MX operates at a frequency of 60 Hz, differing from GHD Chronos Curve Classic's 50 Hz frequency.

Specifies electrical frequency for operation.

Cord Type

What is the cord type?

73 Bio Ionic Graphene MX 0 Votes Swivel

38 GHD Chronos Curve Classic 0 Votes Fixed

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Cord Type

Bio Ionic Graphene MX features a Swivel cord type, whereas GHD Chronos Curve Classic uses a Fixed cord type.

Describes how the power cord connects and moves.

Power Indicator

Does it have a power indicator?

Yes 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

The illuminated power/heat indicator lets you see when the iron is on at a glance—important for safety.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

A power indicator shows when the unit is on, helping you avoid leaving it on accidentally.

Light indicator for power status.

Power Consumption

What is the power consumption?

75 W 0 Votes
Bio Ionic Graphene MX

Who knows? 0 Votes GHD Chronos Curve Classic (Help us out by suggesting one!)

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Power Consumption

Bio Ionic Graphene MX has a power consumption of 75W, with no power consumption information available for GHD Chronos Curve Classic.

Indicates the power draw of the curler.

Plug Type

What plug type does it have?

Who knows? 0 Votes Bio Ionic Graphene MX (Help us out by suggesting one!)

23 GHD Chronos Curve Classic 0 Votes Type A

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The plug type is standard for use in the United States and many other regions.

Identifies the plug shape and pin type.

Auto Voltage Detection

Does it have auto voltage detection?

No 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Auto Voltage Detection

GHD Chronos Curve Classic includes auto voltage detection, a feature not present in Bio Ionic Graphene MX.

Device can automatically detect and adjust to different voltages.

Power Cord Swivel Range

What is the power cord swivel range?

Who knows? 0 Votes Bio Ionic Graphene MX (Help us out by suggesting one!)

48 GHD Chronos Curve Classic 0 Votes 360°

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Power Cord Swivel Range

GHD Chronos Curve Classic offers a 360° power cord swivel range, a detail not specified for Bio Ionic Graphene MX.

The degree of swivel rotation on the power cord.

Power Plug Detachability

Is the plug detachable?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The plug is fixed, ensuring stable electrical connections during use.

Whether the plug can be detached from the cord.

Standby Power Consumption

What is the standby power consumption?

Who knows? 0 Votes Bio Ionic Graphene MX (Help us out by suggesting one!)

0.5 W 0 Votes
GHD Chronos Curve Classic

GHD Chronos Curve Classic
GHD Chronos Curve Classic

It consumes minimal power (0.5 watts) when not in use, ensuring energy efficiency.

Power used when the device is plugged in but not in use.

Safety & Protection 11

Safety Stand

Does it have a safety stand?

Yes 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

The fixed kickstand lets you rest the hot barrel safely on a counter between sections.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

A built-in safety stand lets you set the curling iron down securely, preventing heat damage to surfaces or burns.

Built-in or attachable stand to safely rest the hot curler.

Heat-Resistant Housing

Is the housing heat-resistant?

Yes 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

The outer shell is made from heat-resistant plastics that stay cooler to the touch than the metal barrel.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The housing is heat-resistant, ensuring that it remains cool to the touch even during extended use.

Exterior remains safe to touch during operation.

Safety Certification

What safety certifications does it have?

Who knows? 0 Votes Bio Ionic Graphene MX (Help us out by suggesting one!)

63 GHD Chronos Curve Classic 1 Votes CE, UL, RoHS

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Safety Certification

GHD Chronos Curve Classic has multiple safety certifications including CE, UL, and RoHS, while Bio Ionic Graphene MX does not specify any safety certifications.

Certifications verifying electrical and thermal safety.

GHD's multiple safety certifications like CE and UL make me feel a lot more comfortable using it, safety first!

See more

Auto Shutoff Timer

What is the auto shutoff timer?

60 min 0 Votes
Bio Ionic Graphene MX
20 min 1 Votes
GHD Chronos Curve Classic

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Auto Shutoff Timer

Bio Ionic Graphene MX features a 60-minute auto shutoff timer, providing a longer period than GHD Chronos Curve Classic's 20-minute auto shutoff.

Duration before automatic power-off for safety.

The GHD's 20-minute auto shutoff is great for peace of mind, I'm always worried I've left my curler on.

See more

Overheat Protection

Does it have overheat protection?

Yes 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

Between the PTC heater and auto shutoff, the iron is designed to avoid overheating if left on too long.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The overheat protection ensures the curling iron doesn’t overheat, extending its lifespan and ensuring safety during use.

Automatically cuts power if temperature exceeds safe limit.

Cool-Tip Protection

Does it feature cool-tip protection?

Yes 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

The cool-touch tip helps protect fingers and gives you more control when wrapping hair close to the head.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The cool tip offers a safety feature, preventing burns during use, especially when adjusting curls.

Insulated tip area to prevent finger burns.

Thermal Fuse

Is there a thermal fuse?

No 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Thermal Fuse

GHD Chronos Curve Classic includes a thermal fuse for safety, which is not found in Bio Ionic Graphene MX.

Internal fuse that breaks circuit during heat overload.

Insulation Rating

What is the insulation rating?

Who knows? 0 Votes Bio Ionic Graphene MX (Help us out by suggesting one!)

98 GHD Chronos Curve Classic 0 Votes Class II

GHD Chronos Curve Classic
GHD Chronos Curve Classic

Class II insulation provides additional protection against electrical shock for safe use.

Indicates level of electrical insulation.

Anti-Scald Guard

Does it have an anti-scald guard?

No 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Anti-Scald Guard

GHD Chronos Curve Classic features an anti-scald guard for added safety, which is not included with Bio Ionic Graphene MX.

Protective guard prevents direct contact with hot barrel.

Safety Compliance Standards

What safety compliance standards are met?

Who knows? 0 Votes Bio Ionic Graphene MX (Help us out by suggesting one!)

86 GHD Chronos Curve Classic 0 Votes IEC, EN

GHD Chronos Curve Classic
GHD Chronos Curve Classic

Complies with the International Electrotechnical Commission (IEC) and European Norms (EN) standards for safety and performance.

Lists international standards met by the product.

Child Lock

Does it have a child lock feature?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

Prevents accidental activation by children.

Comfort & Usability 9

Lightweight Design

Is it lightweight?

Yes 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

At ~0.30 kg for the iron body, it’s light compared with many salon tools, which helps reduce wrist strain.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

At just 1 lb (about 0.45 kg), the curling iron is lightweight, making it comfortable to use for long sessions without tiring your hand.

Refers to a reduced overall weight for ease of maneuvering.

Hanging Loop

Does it include a hanging loop?

No 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Hanging Loop

GHD Chronos Curve Classic comes with a hanging loop for convenient storage, a feature that Bio Ionic Graphene MX does not have.

Built-in loop for hanging or convenient storage.

Ergonomic Handle

Does it have an ergonomic handle?

Yes 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

The full-size, slightly contoured handle is designed to feel comfortable and balanced during repeated passes.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The handle is ergonomically designed to reduce strain on your hand during extended use, offering a comfortable grip.

Indicates if the handle is contoured for natural grip and comfort.

Grip Texture

What grip texture does it have?

13 Bio Ionic Graphene MX 0 Votes Smooth

18 GHD Chronos Curve Classic 0 Votes Smooth

Bio Ionic Graphene MX
Bio Ionic Graphene MX

The handle looks mostly smooth with subtle shaping, giving a sleek feel rather than a heavily rubberized grip.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The smooth rubber grip offers a comfortable hold, preventing hand fatigue while styling.

Describes the surface texture that affects handling and stability.

Travel-Friendly Design

Is it designed for travel?

Yes 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

Universal voltage and a relatively lightweight, slim profile make it easy to pack for trips.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

Its compact design and dual voltage feature make it a travel-friendly option, perfect for styling on the go.

Indicates compact or dual-voltage design for travel convenience.

Vibration Level

What is the vibration level?

Who knows? 0 Votes Bio Ionic Graphene MX (Help us out by suggesting one!)

2 Hz 0 Votes
GHD Chronos Curve Classic

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Vibration Level

GHD Chronos Curve Classic has a vibration level of 2 Hz, whereas this specification is not available for Bio Ionic Graphene MX.

Indicates vibration frequency or intensity during operation.

Cleaning Difficulty

How difficult is it to clean?

93 Bio Ionic Graphene MX 0 Votes Easy

98 GHD Chronos Curve Classic 0 Votes Easy

GHD Chronos Curve Classic
GHD Chronos Curve Classic

Cleaning is simple with a dry cloth, making it low-maintenance and user-friendly.

Reflects how much effort is needed to clean the barrel and handle.

Storage Pouch

Is a storage pouch included?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

Specifies if a protective or travel pouch is included.

Noise Level

What is the noise level in dB?

Who knows? 0 Votes Bio Ionic Graphene MX (Help us out by suggesting one!)

Who knows? 0 Votes GHD Chronos Curve Classic (Help us out by suggesting one!)

Measures operational sound for quietness during use.

Hair Care & Treatment Features 10

Ionic Technology

Does it feature ionic technology?

Yes 1 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Ionic Technology

Bio Ionic Graphene MX incorporates Ionic Technology to reduce frizz and enhance shine, a feature not present in GHD Chronos Curve Classic.

Emits negative ions to reduce static and enhance smoothness.

Ionic technology is a must-have for me to fight frizz, so the Bio Ionic definitely wins in that department.

See more

Ceramic Technology

Does it use ceramic technology?

Yes 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

Ceramic-based components help distribute heat evenly and are gentler on hair than bare metal barrels.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

Ceramic technology ensures even heat distribution and smooth results, while minimizing heat damage to hair.

Uses ceramic coating or barrels for even heat distribution.

Anti-Frizz Feature

Does it have an anti-frizz feature?

Yes 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

Ionic plus graphene tech aim to smooth the cuticle, helping control frizz and flyaways for a sleeker finish.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The anti-frizz feature helps keep hair smooth and polished during styling, ensuring frizz-free curls.

Minimizes frizz caused by heat and humidity.

Hair Shine Enhancement

Does it enhance hair shine?

Yes 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

The tool is marketed to leave hair shinier and more reflective compared with basic metal irons.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

This model helps enhance hair shine, leaving curls glossy and vibrant after styling.

Improves hair gloss and smoothness for a polished finish.

Damage Protection Mode

Does it have a damage protection mode?

Yes 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

The overall system is positioned as causing “5X less damage,” especially by using effective styling at lower temperatures than many irons.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

Damage protection mode reduces the risk of heat-related damage, ensuring healthier curls over time.

Smart mode that adjusts heat to prevent overexposure.

Moisture Lock System

Does it feature a moisture lock system?

Yes 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Moisture Lock System

Bio Ionic Graphene MX features a Moisture Lock System to prevent drying, which is not available in GHD Chronos Curve Classic.

Helps retain natural hair moisture during heat styling.

Tourmaline Technology

Does it have tourmaline technology?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

Incorporates tourmaline to emit negative ions for silkier hair.

Infrared Heat

Does it use infrared heat?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

Uses infrared heating to penetrate hair gently from within.

Steam Function

Does it include a steam function?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

Emits steam to hydrate hair during curling for smooth texture.

Static Reduction

Does it provide static reduction?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

Reduces static buildup caused by heat and friction.

Accessories & Attachments 10

Glove

Is a protective glove included?

No 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Glove

GHD Chronos Curve Classic includes a glove as an accessory, which is not provided with Bio Ionic Graphene MX.

Heat-resistant glove for safe barrel handling.

Replacement Parts Availability

Are replacement parts available?

0 Bio Ionic Graphene MX 0 Votes No

98 GHD Chronos Curve Classic 0 Votes Yes

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Replacement Parts Availability

GHD Chronos Curve Classic offers availability of replacement parts, a service not mentioned for Bio Ionic Graphene MX.

Indicates if replacement parts are available for purchase.

Interchangeable Barrel Sizes

Does it support interchangeable barrel sizes?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

Supports different barrel diameters for varied curl styles.

Detachable Barrel

Does it have a detachable barrel?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

This is a fixed-barrel design; you can’t swap barrel sizes on the same handle.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The barrel is not detachable, meaning you can't swap out different sizes, but its 1-inch diameter is suitable for most styling needs.

Indicates if the barrel can be removed for cleaning or swapping.

Brush Attachment

Is a brush attachment included?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

Attachment with bristles for smoothing or volumizing.

Comb Attachment

Is there a comb attachment?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

Clip-on comb for detangling or guiding hair during curling.

Heat Mat

Does it include a heat mat?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

Silicone or fabric mat to place hot tool safely.

Travel Case

Is a travel case included?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

Case for safe storage and portability.

Cleaning Tool

Is there a cleaning tool included?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

Comes with tools for cleaning or maintaining barrel surface.

Storage Clip

Does it include a storage clip?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

Built-in or separate clip to secure cord or accessories.

Maintenance & Durability 10

Warranty Period

What is the warranty period?

12 Months 0 Votes
Bio Ionic Graphene MX
24 Months 1 Votes
GHD Chronos Curve Classic

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Warranty Period

Bio Ionic Graphene MX comes with a 1-year warranty period, shorter than the 24-month (2-year) warranty provided by GHD Chronos Curve Classic.

Duration of manufacturer warranty coverage.

A 24-month warranty on the GHD is definitely a strong point for me, shows they stand behind their product.

See more

Cord Durability Rating

What is the cord durability rating?

73 Bio Ionic Graphene MX 0 Votes Reinforced

78 GHD Chronos Curve Classic 0 Votes Reinforced

Bio Ionic Graphene MX
Bio Ionic Graphene MX

Described as a professional-grade cord, which implies better durability and flex life than basic consumer cords.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The cord is reinforced for added durability, reducing the risk of wear and tear over time.

Describes cord strength and strain relief quality.

Replacement Part Support Duration

How long are replacement parts supported?

Who knows? 0 Votes Bio Ionic Graphene MX (Help us out by suggesting one!)

5 years 0 Votes
GHD Chronos Curve Classic

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Replacement Part Support Duration

GHD Chronos Curve Classic provides 5 years of replacement part support duration, a detail not specified for Bio Ionic Graphene MX.

Duration manufacturer provides spare parts.

Cleaning Method

What is the cleaning method?

53 Bio Ionic Graphene MX 0 Votes Damp Cloth

38 GHD Chronos Curve Classic 0 Votes Dry Cloth

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Cleaning Method

Bio Ionic Graphene MX suggests cleaning with a Damp Cloth, while GHD Chronos Curve Classic recommends a Dry Cloth for cleaning.

Recommended cleaning approach.

Service Availability

Where is service available?

13 Bio Ionic Graphene MX 0 Votes Limited

98 GHD Chronos Curve Classic 0 Votes Global

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Service Availability

GHD Chronos Curve Classic offers global service availability, indicating broader support than the limited service availability of Bio Ionic Graphene MX.

Indicates where repair services are available.

Barrel Lifespan

What is the barrel lifespan?

Who knows? 0 Votes Bio Ionic Graphene MX (Help us out by suggesting one!)

5 years 0 Votes
GHD Chronos Curve Classic

GHD Chronos Curve Classic
GHD Chronos Curve Classic

With proper care, the barrel is expected to last for 5 years, maintaining high performance.

Expected functional life of the barrel coating or material.

Heating Element Lifespan

What is the heating element lifespan?

Who knows? 0 Votes Bio Ionic Graphene MX (Help us out by suggesting one!)

5 years 0 Votes
GHD Chronos Curve Classic

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The ceramic heating element is designed for long-lasting performance, with a 5-year lifespan with proper maintenance.

Expected operational lifespan of heating element.

Drop Resistance

What is its drop resistance level?

13 Bio Ionic Graphene MX 0 Votes Low

58 GHD Chronos Curve Classic 0 Votes Medium

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
Drop Resistance

Bio Ionic Graphene MX has a low drop resistance, indicating it may be more fragile than GHD Chronos Curve Classic, which has a medium drop resistance.

Resistance to impact or drops.

Water Resistance

What is the water resistance rating?

0 Bio Ionic Graphene MX 0 Votes None

0 GHD Chronos Curve Classic 0 Votes None

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The curling iron is not water-resistant, so it should be kept dry during use and storage to ensure longevity.

Indicates ability to resist water exposure.

Maintenance Frequency

How often should it be maintained?

23 Bio Ionic Graphene MX 0 Votes Quarterly

28 GHD Chronos Curve Classic 0 Votes Quarterly

GHD Chronos Curve Classic
GHD Chronos Curve Classic

Regular maintenance, such as cleaning with a dry cloth every few months, will help maintain the tool’s longevity.

Recommended cleaning or servicing frequency.

Environmental & Efficiency 7

Recyclable Components

Are the components recyclable?

Yes 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

As with most electronics, parts may be recyclable via e-waste programs even though the brand doesn’t specify particular recyclable materials.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

Many components of the curling iron can be recycled, helping to reduce waste.

Indicates whether key components can be recycled at end of life.

Eco-Friendly Materials

Is it made with eco-friendly materials?

Yes 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

While the hardware isn’t marketed as eco-built, longer-lasting results at lower temperatures can indirectly reduce heat exposure and restyling frequency.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The materials used are eco-friendly, ensuring the product has a smaller environmental footprint.

Uses environmentally responsible or recycled materials in construction.

Packaging Type

What type of packaging does it use?

33 Bio Ionic Graphene MX 0 Votes Box

38 GHD Chronos Curve Classic 0 Votes Box

Bio Ionic Graphene MX
Bio Ionic Graphene MX

Ships in a standard branded retail box that protects the iron during shipping and display.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The curling iron comes in a recyclable cardboard box, making it easier to dispose of responsibly.

Describes how the product is packaged.

Packaging Material

What packaging materials are used?

43 Bio Ionic Graphene MX 0 Votes Cardboard

48 GHD Chronos Curve Classic 0 Votes Cardboard

Bio Ionic Graphene MX
Bio Ionic Graphene MX

The main outer packaging is cardboard, which is widely recyclable in most curbside systems.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The packaging is made of cardboard, which is recyclable and eco-friendly.

Lists the primary materials used in packaging.

Recyclable Packaging

Is the packaging recyclable?

Yes 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

The cardboard box can go into normal paper/cardboard recycling where facilities exist.

GHD Chronos Curve Classic
GHD Chronos Curve Classic

The packaging is fully recyclable, further contributing to sustainability efforts.

Indicates if the packaging itself is recyclable.

Energy Saving Mode

Does it have an energy saving mode?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

Indicates if the device includes a power-saving operation mode.

Power Efficiency Class

What is its power efficiency class?

Who knows? 0 Votes Bio Ionic Graphene MX (Help us out by suggesting one!)

Who knows? 0 Votes GHD Chronos Curve Classic (Help us out by suggesting one!)

Classification based on energy efficiency.

Certifications & Standards 8

UL Certification

Is it UL certified?

No 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

GHD Chronos Curve Classic
GHD Chronos Curve Classic

UL certification means the product has passed rigorous safety testing for use in the United States.

Verifies product meets UL’s U.S. safety standards.

CE Certification

Is it CE certified?

No 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
CE Certification

GHD Chronos Curve Classic is CE Certified, while Bio Ionic Graphene MX does not have CE Certification.

Confirms compliance with European safety, health, and environmental requirements.

ETL Certification

Does it have ETL certification?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

Indicates independent testing for North American safety compliance.

FCC Certification

Is it FCC certified?

No 0 Votes Bio Ionic Graphene MX

No 0 Votes GHD Chronos Curve Classic

Ensures electromagnetic interference (EMI) compliance for electronic devices.

ISO Certification

Which ISO certifications does it hold?

0 Bio Ionic Graphene MX 0 Votes None

98 GHD Chronos Curve Classic 0 Votes ISO 9001

Bio Ionic Graphene MX
vs
GHD Chronos Curve Classic
ISO Certification

GHD Chronos Curve Classic holds ISO 9001 certification, a quality standard not specified for Bio Ionic Graphene MX.

Indicates manufacturer’s compliance with ISO standards.

RoHS Compliance

Is it RoHS compliant?

No 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Confirms restriction of hazardous substances in materials.

Safety Standard Code

What safety standard code applies?

Who knows? 0 Votes Bio Ionic Graphene MX (Help us out by suggesting one!)

58 GHD Chronos Curve Classic 0 Votes IEC 60335

Refers to specific safety design standard followed.

Manufacturer Quality Grade

What is the manufacturer quality grade?

Who knows? 0 Votes Bio Ionic Graphene MX (Help us out by suggesting one!)

73 GHD Chronos Curve Classic 0 Votes A

Internal or third-party manufacturing quality rating.

User Experience 9

Satisfaction Level

What is the satisfaction percentage?

86 % 0 Votes
Bio Ionic Graphene MX
95 % 0 Votes
GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

An 86% satisfaction score indicates that the vast majority of reviewers are happy with performance and results.

Measures the percentage of users satisfied with the product’s performance.

Ease of Control

How easy is it to control heat and curl direction?

93 Bio Ionic Graphene MX 0 Votes Excellent

98 GHD Chronos Curve Classic 0 Votes Excellent

Bio Ionic Graphene MX
Bio Ionic Graphene MX

The clamp, extended barrel, and simple buttons give strong control for both front and back sections.

Evaluates the responsiveness and intuitiveness of the controls.

Heat Distribution Consistency

How consistent is the heat distribution?

93 Bio Ionic Graphene MX 0 Votes Excellent

98 GHD Chronos Curve Classic 0 Votes Excellent

Bio Ionic Graphene MX
Bio Ionic Graphene MX

The combination of graphene and ceramic-mineral tech is designed to keep heat consistent from root to tip of each section.

Assesses how evenly heat is distributed across the barrel.

Handling Comfort

How comfortable is the curler to handle?

93 Bio Ionic Graphene MX 0 Votes Excellent

98 GHD Chronos Curve Classic 0 Votes Excellent

Bio Ionic Graphene MX
Bio Ionic Graphene MX

Lightweight construction plus a long barrel and cool tip make it comfortable for whole-head styling.

Reflects how comfortable the curler feels during use.

Operation Smoothness

How smooth is the curling operation?

63 Bio Ionic Graphene MX 0 Votes Smooth

88 GHD Chronos Curve Classic 0 Votes Very Smooth

Bio Ionic Graphene MX
Bio Ionic Graphene MX

Hair glides easily along the barrel, which helps avoid snagging and gives more polished curls.

Describes the smoothness of operation while curling hair.

Comfort During Use

Is it comfortable to use for long sessions?

Yes 0 Votes Bio Ionic Graphene MX

Yes 0 Votes GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

Light weight, ergonomic handle, and cool tip all contribute to comfortable use, even on longer styling days.

Indicates whether the curler remains comfortable to use for long periods.

Comfort Temperature Perception

How does the temperature feel during styling?

93 Bio Ionic Graphene MX 0 Votes Comfortable

98 GHD Chronos Curve Classic 0 Votes Comfortable

Bio Ionic Graphene MX
Bio Ionic Graphene MX

Users generally report that hair feels smooth and soft, not scorched, when styled at the recommended temps.

Measures how users perceive barrel or handle temperature during use.

Learning Curve

How easy is it to learn using the curler?

93 Bio Ionic Graphene MX 0 Votes Easy

98 GHD Chronos Curve Classic 0 Votes Easy

Describes how quickly users can learn to operate the device effectively.

Overall Usability Score

What is the overall usability score?

Who knows? 0 Votes Bio Ionic Graphene MX (Help us out by suggesting one!)

Who knows? 0 Votes GHD Chronos Curve Classic (Help us out by suggesting one!)

Quantifies the combined ease, comfort, and satisfaction aspects into one metric.

Packaging & Shipping 5

Package Width

What is the package width?

5.5 inch 0 Votes
Bio Ionic Graphene MX
5.7 inch 0 Votes
GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

5.5" is about 14.0 cm wide, similar to the width of a large hardcover book.

Indicates the width of the product packaging.

Package Depth

What is the package depth?

3 inch 0 Votes
Bio Ionic Graphene MX
2.5 inch 0 Votes
GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

3" is about 7.6 cm deep, so the box is fairly slim and easy to store.

Indicates the depth of the product packaging.

Package Height

What is the package height?

18.5 inch 0 Votes
Bio Ionic Graphene MX
16.2 inch 0 Votes
GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

18.5" is roughly 47.0 cm tall, about the height of a standard keyboard laid end-to-end.

Indicates the height of the product packaging.

Package Weight

What is the package weight?

1.35 lbs 0 Votes
Bio Ionic Graphene MX
1.86 lbs 0 Votes
GHD Chronos Curve Classic

Bio Ionic Graphene MX
Bio Ionic Graphene MX

1.35 lb is about 0.61 kg including packaging, so the shipped box feels about as heavy as a small laptop or large tablet.

Specifies the total weight of the packaged unit.

Retail Packaging Type

What is the retail packaging type?

33 Bio Ionic Graphene MX 0 Votes Box

Who knows? 0 Votes GHD Chronos Curve Classic (Help us out by suggesting one!)

Describes how the product is presented for retail sale.

Surveys

Because hot takes deserve votes.

Ease of Use

How easy is it to use this hair curler?

Extremely easy — Simple to use, with clear instructions and no hassle.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Easy — A bit of a learning curve, but overall simple to use.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Average — Somewhat confusing, but manageable after a few tries.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Hard — Challenging to use, with a steep learning curve.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Very hard — Difficult to use, unclear instructions, and not user-friendly.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic

Heating Time

How quickly does this hair curler heat up?

Very fast — Heats up in under 30 seconds.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Fast — Heats up in 30 to 60 seconds.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Average — Heats up in 1 to 2 minutes.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Slow — Heats up in 2 to 4 minutes.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Very slow — Takes over 4 minutes to heat up.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic

Hair Curling Quality

How would you rate the quality of the curls produced by this hair curler?

Perfect curls — Bouncy, smooth, and last all day.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Great curls — Bouncy and smooth, but may need a touch-up after a few hours.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Good curls — Curls are okay but tend to fall out or frizz after a few hours.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Fair curls — Curls are inconsistent, some may not hold well.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Poor curls — The curls don’t hold and often end up flat or frizzy.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic

Design Appeal

How would you rate the design and appearance of this hair curler?

Stylish and sleek — Looks great and feels premium.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Attractive — Looks nice, with good build quality.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Neutral — Average look, not too exciting but functional.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Unimpressive — Doesn’t look great or feels cheaply made.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Ugly — Design is unattractive and feels low-quality.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic

Noise Level

How would you rate the noise level of this hair curler while in use?

Very quiet — Almost silent during operation.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Quiet — Makes a soft noise, not disturbing.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Average — Slightly noisy, but tolerable.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Loud — Can be heard clearly, might be annoying to others.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Very loud — The noise is distracting and uncomfortable.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic

Pricing

How would you rate the pricing of this hair curler?

Great value for money — Offers excellent performance at a great price.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Pretty good price — Reasonably priced for the quality you get.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Fair deal — A fair price for the features offered.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Kinda pricey — A bit expensive for the features, but still acceptable.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Crazy expensive — Overpriced for the performance and features.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic

Durability

How durable do you find this hair curler?

Very durable — Stands up to frequent use and feels built to last.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Durable — Holds up well with regular use, no major issues.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Average durability — Works fine but may show signs of wear after some use.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Below average durability — Starts to wear down or malfunction after a few uses.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Poor durability — Breaks easily or shows serious damage quickly.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic

Comfort of Use

How comfortable is it to hold and use this hair curler for extended periods?

Very comfortable — Ergonomically designed and easy to handle for long sessions.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Comfortable — Feels fine to hold, with no major discomfort during use.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Average comfort — Okay for short use but may feel awkward after a while.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Uncomfortable — Starts to feel tiring or awkward after a short time.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Very uncomfortable — Difficult to hold and causes hand or wrist pain after use.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic

Heat Control Features

How effective are the heat control features on this hair curler?

Excellent heat control — Precise temperature settings for perfect results every time.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Good heat control — Temperature is adjustable, with minor fluctuation.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Average heat control — Some fluctuation in temperature, but usable.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Below average heat control — Temperature doesn’t always stay consistent.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Poor heat control — No reliable temperature settings, often too hot or too cold.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic

Safety Features

How would you rate the safety features of this hair curler?

Excellent safety features — Automatic shut-off and heat-resistant tips for complete peace of mind.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Good safety features — Includes automatic shut-off or other safety measures.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Average safety features — Basic safety measures, like a cool tip or automatic shut-off.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Below average safety features — Some safety features, but they don’t feel reliable.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic
Poor safety features — Lacks basic safety features like auto shut-off.
0 Votes
Bio Ionic Graphene MX
0 Votes
GHD Chronos Curve Classic

Guides 2

Files 1

Bio Ionic Graphene MX User Manual

shopify.com
shopify.com

Videos 1

Your Guide to Using GHD Chronos Curve Classic

Your Guide to Using GHD Chronos Curve Classic

youtube.com
youtube.com

Reviews 0

The good, the bad, and the brutally honest.

Average Rating

Bio Ionic
Bio Ionic
Bio Ionic Graphene MX
Bio Ionic Graphene MX
0 / 5 0 Reviews
GHD Hair
GHD Hair
GHD Chronos Curve Classic
GHD Chronos Curve Classic
0 / 5 0 Reviews

Discussions 0

Thoughts, takes, and hot debates.

Awards 2

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