7MAGIC 1.7" Nano Titanium Wide Flat Iron Hair vs SUNMAY Cordless Hair Straightener, 0.
Updated August 2026 — 7MAGIC 1.7" Nano Titanium Wide Flat Iron Hair wins on temperature rang and heating speed, SUNMAY Cordless Hair Straightener, 0. wins on portability and versatility.
The 7MAGIC offers superior heating and versatility for thick hair, while the SUNMAY excels in portability and convenience. Choose based on your styling needs.
Why 7MAGIC 1.7" Nano Titanium Wide Flat Iron Hair is better
Heating Speed
7MAGIC heats up to 450°F in 15-30 seconds.
Temperature Range
5 heat settings from 290°F to 450°F.
Plate Size
1.7-inch wide plates for faster styling.
Why SUNMAY Cordless Hair Straightener, 0. is better
Portability
Cordless design for on-the-go styling.
Weight
Only 0.5 lbs, easy to carry.
Dual Functionality
Can also curl hair.
Overall score
Specifications
| Spec | 7MAGIC 1.7" Nano Titanium Wide Flat Iron Hair | SUNMAY Cordless Hair Straightener, 0. |
|---|---|---|
| Brand | 7MAGIC | SUNMAY |
| Price | $32.39 | $44.98 |
| Heat Settings | 5 | 3 |
| Cordless | No | Yes |
| Fast Heating | 15-30s | 20s |
Dimension comparison
Overview of the 7MAGIC and SUNMAY Hair Straighteners
The 7MAGIC 1.7" Nano Titanium Wide Flat Iron and the SUNMAY Cordless Hair Straightener cater to different styling needs and preferences. The 7MAGIC straightener is priced at $32.39, making it about 17% cheaper than the SUNMAY, which retails for $44.98. While both devices utilize titanium plates for efficient styling, their designs and functionalities vary significantly, appealing to different types of users.
Design and Portability
The SUNMAY Cordless Hair Straightener stands out with its compact and portable design, weighing only 0.5 lbs. This mini flat iron can easily fit into a carry bag, making it ideal for travel and on-the-go styling. In contrast, the 7MAGIC flat iron, with its 1.7-inch wide plates, is designed for versatility in styling but is less portable due to its larger size. While the 7MAGIC is suitable for use at home or in a salon setting, the SUNMAY’s cordless feature offers practicality for those needing quick touch-ups away from home.
Heating Technology
Both hair straighteners boast impressive heating technologies, but they differ in speed. The 7MAGIC heats up in 15-30 seconds using MCH technology, reaching temperatures up to 450°F. This feature is particularly beneficial for users with thick or coarse hair, allowing for a range of styling options. On the other hand, the SUNMAY heats up even faster, reaching 165°C (329°F) in just 20 seconds. This rapid heating is ideal for quick styling sessions, making it an attractive option for users who are always on the move.
Temperature Control
Temperature control is a crucial factor for effective hair styling, and both products provide this feature, albeit in different ways. The 7MAGIC offers five heat settings ranging from 290°F to 450°F, allowing users to select the optimal temperature for their hair type. This flexibility is essential for protecting hair while achieving desired styles. Conversely, the SUNMAY provides three preset temperature options of 165°C, 185°C, and 205°C (approximately 329°F to 401°F). While this is sufficient for many users, the limited range may not cater to those with very thick or coarse hair.
Versatility in Styling
The 7MAGIC is designed primarily for straightening hair but is effective with damp hair due to its innovative steam vents. This allows it to straighten while conditioning the hair, enhancing shine and reducing frizz. In contrast, the SUNMAY doubles as both a straightener and a curler, making it a more versatile tool for those who enjoy experimenting with different styles. With its ability to create curls, flips, and waves, it caters to a wider range of styling preferences, further enhancing its appeal for users who prioritize versatility.
Battery Life and Cordless Functionality
The SUNMAY excels with its cordless functionality, powered by a built-in 5000mAh rechargeable battery. It offers around 20-30 minutes of usage, which is a significant advantage for users who need to style their hair on the go. However, it's important to note that the SUNMAY cannot be used while charging, which might limit its convenience in some situations. The 7MAGIC, on the other hand, is corded but features a 360-degree rotating cord, allowing for easier maneuverability during use. Users who prefer a cordless option for travel will find the SUNMAY more appealing, while those who prioritize consistent performance may lean towards the 7MAGIC.
Target Audience
The target audience for these straighteners varies based on their features. The 7MAGIC is suitable for users with thick or coarse hair who require a powerful tool for straightening. Its wide plates and high heat settings make it ideal for achieving sleek, long-lasting results. Conversely, the SUNMAY is tailored for travelers and those who need quick styling options. Its lightweight, compact design and dual voltage capability make it perfect for anyone seeking convenience without sacrificing quality.
Which should you buy?
When deciding between the 7MAGIC 1.7" Nano Titanium Wide Flat Iron and the SUNMAY Cordless Hair Straightener, it ultimately comes down to your specific needs and styling preferences. If you're looking for a powerful straightener that can handle thick hair and offers a wide temperature range, the 7MAGIC is the better choice at $32.39. However, if portability and versatility are your top priorities, the SUNMAY, priced at $44.98, provides a convenient cordless option with dual functionality. Consider how you plan to use the straightener to determine which model aligns best with your hair styling routine.

