Best Cordless Flat Irons 2021 Reviews & Buying Guide

Cordless flat irons are the best options for grooming hair while travelling. These are compact and easily portable.

It works on battery power and can fix your hair in no time.

But before you invest in this innovative device check out the material.

Heating plates of cordless flat irons are usually made of ceramic. This heats up evenly and gives you a smoother finish.

Sometimes there is also a combination of tourmaline. This naturally occurring stone makes the hair smooth and shiny with every pass.

You can also check our buying guide for information that will help you in precise buying.

Check out our top listed products that are available online.

Best Cordless Flat Irons

Cordless flat ironPlate materialPlate widthMaximum
Buy Now
Conair Cordless Flat IronCeramic1 inch400CCHECK ON AMAZON
PRITECH Cordless Flat Iron Ceramic0.5210CCHECK ON AMAZON
REVLON Cordless Flat IronCeramic0.5400CCHECK ON AMAZON

1. Conair Cordless Flat Iron 

Conair Cordless Flat Iron 

Conair hair styling tools like auto curlers, hot airbrushes, and flat irons are always innovative. And this Conair cordless flat iron of standard size is no way an exception. It straightens your hair perfectly right within no time.  

Design and Build

It is a sleek and cordless flat iron with 3*4.5*12.25 inches dimensions. So, you can easily place it in your handbag or gym bag when traveling. 

It’s so perfectly designed to make it user-friendly and equips a LED temperature setting display, charging indication, and switch lock. Besides, you will have 100% safety usage as it has a heat-resistant pouch and you don’t feel warm when handling. 

As the flat iron comes with a USB charger and two Lithium batteries, you can simply recharge it and use it anywhere. 


Being made of Titanium plates, it gets heated up quickly. You have to charge overnight before using it for the first time. Upon full charging, you can use this cordless flat iron for 25 minutes. 

It works at different temperatures of 280℉, 320℉, 360℉, and 400 ℉. You can easily set the desired temperature as per your hairstyle and texture. Once done with your styling, it shuts off automatically in 15 minutes to save battery life. 

Overall, you’ll have a smooth and shiny hairstyle by this simple hassle-free flat iron. However, for better assistance and flattening effect, we recommend using a comb as a guide.  

Product Specifications:

  • Dimensions – 3*4.5*12.25 inches 
  • Plate Material –  Titanium plates 
  • Plate Width –  1 inch
  • Maximum Temperature – 400 ℉


  • Good straightening and curly effects
  • It comes with a thick cloth case. 
  • Portable and better for travel use


  • A little bit heavier
  • The battery does not last long.
  • It beeps a lot. 
  • Durability is not satisfactory.

Buy Now at Amazon

2. Pritech Cordless Flat Iron

Pritech Cordless Flat IronPritech cordless flat iron fulfills your desire for safe yet instant hairstyles. It’s a perfect tool to give you natural curls, sleek and straight, curled under, and many more styles wherever you go.

Design and Build 

This mini cordless flat iron looks cute with an elegant design and classy appearance. It’s designed with many feasible features for better and easy usage. 

It has three adjustable temperature settings to set the temperature for a customized hairstyle. Besides, it equips a special anti-false trigger that prevents automatic switch on when carrying. 

With its USB-C charging cable, it takes 4 hours for a full charge. It assures the best run-time of about 25-30 minutes that may vary with hairstyle and environment. 

It’s well useful even in travel, work, salon, parties, and every other location to get an instant beautiful look. 


This flat iron is specialized with 0.78-inch triple-coated ceramic plates that heat up fast within 5 minutes. It uses a 4800 mAH Lithium battery that lasts longer. 

With three distinctive temperature ranges of 165℃, 185℃, and 210℃, it styles your hair efficiently. Yet, it has better safety features for comfortable use. 

Product Specifications:

  • Dimensions – 10.04*3.35*3.54 inches
  • Plate Material – Ceramic
  • Plate Width – 0.78 inches
  • Maximum Temperature – 210℃

So, we recommend using this small and cute flat iron if you want a quick hairstyle touch up. As it’s the best travel-friendly model, it is most useful for busy ladies who often go for business or personal trips. 


  • Ideal for various hairstyles
  • Travel safety lock 
  • Three-level temperature settings
  • Ceramic plates for fast heating
  • Auto shut-off
  • Tiny 
  • It comes with a velvet bag for storage and travel. 


  • It’s not suitable for very thick hair. 
  • Not ideal for professional use
  • You should not use it when charging. 
  • It hurts your hands sometimes. 

Buy Now at Amazon

3. Revlon Cordless Flat Iron 

Revlon Cordless Flat Iron 

Revlon hair-care products have great reviews all over the world. With its reliable cordless flat iron, you can have effortless fast hairstyles without any damage. 

Design and Build 

This cordless designed product is stylish to look at with its attractive pink color and compact size. Being small in size, you can simply store it in your handbag, purse, bathroom, or closet. 

It also has an easy-to-charge USB for better use wherever you are. 

As it includes easy-to-use buttons for temperature and power control settings, you’ll be comfortable using it without any confusion and troubles. 


It uses a Tourmaline Ceramic coating technology that heats up instantly in five minutes and boosts your hair shine. 

With appropriate charging, it has an effective run time for up to 30 minutes for personalized styling. As it has varying temperature readings of 320℉, 360℉, and 400℉, you can definitely have straight and curly hairstyles irrespective of your hair texture. 

Product Specifications:

  • Dimensions – 2.95*5.4*15.4 inches
  • Plate Material – Tourmaline-Ceramic plates
  • Plate Width – 0.75 inches
  • Maximum Temperature – 400℉

This trustworthy branded flat iron will be your best hairstyle companion with its powerful heating technology and standard durable use. 


  • Best rechargeable flat iron
  • Straight and curly hairstyles
  • Small and portable
  • Sturdy and durable


  • Charging does not hold longer.
  • It could have been better if it had larger flat pads. 

Buy Now at Amazon

Things to consider before buying a cordless flat iron

Getting a suitable cordless iron is not that easy. So here are a few points listed below that will help you in better buying.

1. Width

Most cordless irons come with a plate width of 1 -1.75 inches and you can choose depending on your hair length.

2. Material

After deciding the size of your plate, you can look for its composition. Cordless flat irons are usually made of ceramic. This heats up evenly and gives you a smoother finish.

Sometimes there is also a combination of tourmaline. This naturally occurring stone makes the hair smooth and shiny with every pass.

3. Variable heat settings

Some straighteners provide low, medium and high heat. It is better to invest in a straightener that provides an adjustable temperature setting, this makes it convenient to choose the desired heat setting.

4. Battery backup

Checking the battery is important as cordless straighteners run on batteries. If you get a flat iron with battery backup that it would be great, with 30 minutes of battery backup, the device can work great.

5. Warranty

It is always better if your product comes with a warranty. This just makes the product more reliable as compared to others.

6. Built of cordless flat iron

Cordless flat irons come with removable batteries Some devices use a wall charger while others can be charged with a USB cord.

On average, the battery takes 2-3 hours to charge and can run for 30 – 60 minutes.

Before the time of replacement, the battery should have 500 discharge/ charge cycles.

Advantages of cordless flat irons

Now that you have decided to invest in a cordless flat iron let us look at some of its advantages.

  • Compact size can fit anywhere
  • Easily portable, a great option for travelling
  • Great device for touch ups even during the humid season
  • Usually comes with replaceable batteries or comes with battery backups
  • Can be conveniently charged with USB cording.


  • Cannot be used during the charging process
  • Plates are very small and this doesn’t make it suitable for thick long hair
  • Does not heat up enough

Frequently Asked Questions

1. Can we use cordless flat iron during charging?

No, while usually most cordless charges come with a replaceable battery so there is no hassle of charging.

2. Are these suitable for all hair types?

This is a great option for touch ups. Due to its small size, it does not make it an ideal option for thick long hair.


Finally, we conclude the article and the bottom line is cordless flat irons are the best option for travelling and quick touch ups. This innovative tool can be a bit difficult to find but we hope our guide article will serve the purpose.

Among all these listed products we have our favourite and that is Conair MiniPRO Cordless 3/4-inch Ceramic Flat Iron. This is small, compact and just takes 2 seconds to heat up. And unlike other devices, this can heat up to 419C.


Please enter your comment!
Please enter your name here