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INFINITIPRO BY CONAIR Tourmaline Ceramic 1-Inch vs SUNMAY Cordless Hair Straightener, 0.

Updated August 2026 — INFINITIPRO BY CONAIR Tourmaline Ceramic 1-Inch wins on heat settings and frizz control, SUNMAY Cordless Hair Straightener, 0. wins on portability and heating time.

The INFINITIPRO offers more versatility and heat settings, while the SUNMAY excels in portability. Choose based on your styling needs.

Why INFINITIPRO BY CONAIR Tourmaline Ceramic 1-Inch is better

Versatility

More heat settings for different hair types

Performance

Tourmaline ceramic reduces frizz effectively

Brand Reputation

Established brand with a long history in hair care

Why SUNMAY Cordless Hair Straightener, 0. is better

Portability

Cordless design ideal for travel

Weight

Lighter at 0.5 lbs for easy handling

Quick Heating

Heats up in just 20 seconds

Overall score

INFINITIPRO BY CONAIR Tourmaline Ceramic 1-Inch
85
SUNMAY Cordless Hair Straightener, 0.
75

Specifications

SpecINFINITIPRO BY CONAIR Tourmaline Ceramic 1-InchSUNMAY Cordless Hair Straightener, 0.
Heating TechCeramicTitanium
CordlessNoYes
Max Temp455°F205°C
Use TimeCorded20-30 mins
MaterialTourmaline CeramicTitanium Alloy

Dimension comparison

INFINITIPRO BY CONAIR Tourmaline Ceramic 1-InchSUNMAY Cordless Hair Straightener, 0.

Price Comparison

When it comes to pricing, the INFINITIPRO BY CONAIR Tourmaline Ceramic 1-Inch Flat Iron Hair Straightener is priced at $40.90, while the SUNMAY Cordless Hair Straightener comes in at $44.98. This makes the INFINITIPRO about 9% cheaper than the SUNMAY, which might appeal to budget-conscious consumers. However, the price difference also reflects the distinct features and functionalities each product offers. The INFINITIPRO provides solid value with its advanced ceramic technology, while the SUNMAY focuses on portability and cordless convenience.

Design and Portability

The design of the SUNMAY Cordless Hair Straightener emphasizes portability, making it a great choice for travel. Weighing only 0.5 lbs and featuring a compact size of just 0.8 inches, it's easy to slip into a carry bag. In contrast, the INFINITIPRO has a more traditional flat iron design, which features extra-long floating plates for efficient styling but lacks the cordless functionality. For users who prioritize on-the-go styling and travel convenience, the SUNMAY stands out as a practical option.

Heating Technology

The INFINITIPRO heats up in just 15 seconds and offers an impressive range of 30 heat settings up to 455°F, making it suitable for all hair types. The SUNMAY, on the other hand, features a rapid heating time of 20 seconds, with three temperature settings: 165°C, 185°C, and 205°C. While the SUNMAY’s heating is efficient, it is limited in terms of temperature variety compared to the INFINITIPRO. Users who require specific heat levels for different hair types may favor the INFINITIPRO's flexibility in heating options.

Performance and Versatility

The performance of the INFINITIPRO is enhanced by its tourmaline ceramic-coated plates, which promise to reduce frizz and deliver shiny results with just one pass. It is designed for both straightening and curling, providing versatility for various hairstyles. The SUNMAY also offers dual functionality as both a hair straightener and curler, capable of creating straight looks and bouncy curls. However, its titanium alloy plates focus on providing smoother surfaces with less hair pulling, which can be a significant advantage for some users. Ultimately, both products cater to different styling needs, with the INFINITIPRO leaning more towards traditional styling and the SUNMAY emphasizing ease of use.

Battery Life and Cordless Convenience

One of the most notable features of the SUNMAY is its cordless design, powered by a built-in 5000mAh battery that allows for 20 to 30 minutes of use. This is ideal for quick touch-ups and travel situations where access to a power outlet may not be available. The INFINITIPRO, being a corded model, does not offer this battery-powered convenience, which may limit its usability for users who are frequently on the go. For those who prioritize mobility and the ability to style anywhere, the SUNMAY’s cordless feature is a significant advantage.

User Experience and Ease of Use

Both hair straighteners are designed with user experience in mind, but they cater to different preferences. The INFINITIPRO features intuitive temperature-select buttons and a straightforward design, allowing for easy customization according to hair type. The SUNMAY simplifies the styling process with its quick heating and lightweight design, making it easy to handle. However, users may find the limited temperature settings of the SUNMAY less accommodating than the wide range offered by the INFINITIPRO. Each product provides a different approach to ease of use, appealing to different user needs.

Brand Reputation and Sales Rank

INFINITIPRO BY CONAIR is a well-established brand in the hair care industry, known for producing quality hair styling tools since 1959. The INFINITIPRO ranks 21,828 in sales, indicating a solid presence in the market. Meanwhile, the SUNMAY also holds its own with a sales rank of 13,219, suggesting a favorable reception among consumers. Brand reputation and sales rank can influence purchasing decisions, as established brands often instill more trust in their quality and performance.

Which should you buy?

Choosing between the INFINITIPRO BY CONAIR Tourmaline Ceramic 1-Inch Flat Iron Hair Straightener and the SUNMAY Cordless Hair Straightener ultimately depends on your specific needs. If you require a reliable, versatile flat iron with a range of heat settings and are not concerned with portability, the INFINITIPRO is the better option at $40.90. However, if you're looking for a compact, cordless solution for travel that can handle both straightening and curling, the SUNMAY at $44.98 may be worth the extra investment. Each product has its strengths, catering to different styling preferences and lifestyles.