Best Flat Irons For Long Thick Hair In 2021

(Last Updated On: February 7, 2021)
Disclosure: Some of the links below are affiliate links. Meaning, As an Amazon Associate we earn from qualifying purchases. 

You have probably heard people around you complain about their thin and silky hair. Which requires volumizers, teasing, extensions, and hairpieces to nicely and adequately style them to give them a look they want. But when it comes to thick and long hair, you do not need different items or tools to enhance the look. Thick and long hair allows versatility and flexibility and only require a flat iron to achieve the best possible results.

Thick hair is nothing less than a blessing, but not to forget the hassles which come with it. It can sometimes become a pain to style them. However, as long as you have the best suitable flat iron for your hair type, you can overcome all the problems. So, to achieve those results you have always wanted, you need to keep on reading to find the best flat iron for long and thick hair.

It takes a lot of time when it comes to styling long and thick hair because of their thickness and density. Straightening your long thick hair can work as an arm workout if you do not choose the best suitable flat iron for your hair. The best flat iron is the one which not only helps you attain amazing results but also saves your precious time with as minimal effort as possible.

FYI: if you have thick curly hair, you should check out these hair straighteners.

You must not forget that the flexibility flat irons offer is insane. We bet you have probably seen some TikTok or other videos where people share different ways of how to curl or get beachy waves with a straightener. What more could you ask for? Getting all those hairstyles by spending money on a single product is something we all dream of.

In the following article, we have not only gathered some of the best flat irons suitable for long thick hair but also added the pros, cons, and limitations of each product. This will hopefully assist you in choosing the most suitable flat iron for your individual needs. So, without any further delay, let’s take a look at some great flat irons in the world of beauty.

Quick search & comparison of best flat irons for long thick hair

Hair Straightener Material Plate Size
INFINITIPRO BY CONAIR- Editor’s Choice Tourmaline Ceramic 1-inch Check Price
Xtava Professional Hair Straightener Tourmaline Ceramic 2-inch Check Price
CHI G2 Ceramic and Titanium 1.25-inch Check Price




best flat iron for long thick hair

We are starting off our list of best flat iron for long and thick hair with this 1-inch Tourmaline Ceramic flat iron by Conair. It is one of the best straightener available in the market when it comes to offering outstanding results, with other amazing features and that too in an affordable budget range.


Now, let’s dive into the features of this amazing Conair flat iron. This InfinitiPro Tourmaline Ceramic flat iron heats up to 455°F with 30 heat settings allowing you to choose the perfect temperature for long and thick hair. Its tourmaline ceramic plates heat up evenly to make sure that you experience the best possible results. The iron heats up in no time, which means you do not have to worry about being late, it literally heats up in 15 seconds.

The Infiniti Pro features floating plates, which allows you to have a strong and easy grip of your hair because of its flexibility. The Tourmaline Ceramic plates not only help in reducing frizz but also prevents your hair from getting damaged. This Conair flat iron features a unique instant heat recovery system that recovers heat as fast as possible. If you have accidentally unplugged the straightener or have experienced a power outage.


When it comes to design, Conair Infiniti Pro does not disappoint. The 1-inch plate size does wonders on all types and lengths of hair. The size may feel too narrow for long and thick hair. But it’s extra-long plates make up for the narrow size. As it allows you to easily place a significant portion of your hair in one, go saving you time and energy. In case you still feel 1 inch to be too narrow, this flat iron also comes in other sizes, that is, 1 1/4 inches, and 1 1/3 inches, making sure that you have different options.

The Conair Infiniti Pro offers auto shut down feature, which gives you extra peace of mind when you are running late and forgets to turn it off. This feature is an excellent safety feature. The flat iron is designed to make sure that the temperature settings and the process of straightening your hair become as easy as it can get. Moreover, the plates of this flat iron are designed in such a way that you can quickly straighten and flip your hair.


Well, for the price, you probably cannot get a flat iron better than this. But there are certain limitations or something you better be aware of before getting your hands on one of these. First thing’s first, the outside of the plates gets hot too because there is no padding there. This might cause you to accidentally burn your finger but can be prevented if you wear safety gloves. Though this design feature helps you flip or even curl your hair. Still, it should be considered beforehand, especially if you demand an iron with a cooler outer part.

Secondly, some straighteners’ features LED display, which shows the temperature you are running your flat iron on. This makes you aware of the temperature and allows you to further adjust it to your needs easily. Unfortunately, this Conair Infiniti pro flat iron does not feature an LED display.

Following are the pros and cons of this Conair INFINITIPRO Tourmaline Ceramic flat iron:

Pros Cons
Budget-friendly option. The outside of the plates gets hot too.
Heats up in only 15 seconds. It does not feature an LED display.
Lightweight and easy to use.



All in all, this Conair Infiniti Pro Tourmaline Ceramic flat iron is one of the best flat iron for long and thick hair in this price range. It is lightweight, easy to use, offers 30 heat settings, with 455°F as the highest temperature. Also offers several other features like auto shut off, instant heat recovery system, and also heats up in no time.

It is literally a dream flat iron of most of the girls, which gives impressive results in as little effort as possible. There is no apparent reason as to why one shouldn’t go for this one as they go to flat iron. Unless or until you want a straightener with an LED display or the one which has a cool outer part of the plates, you are good to go, totally recommended.

Xtava Professional Hair Straightener

2-inch flat iron

The second flat iron for long thick hair, we are mentioning in the list is this Ceramic Infrared straightener by xtava. This one is a cost-effective hair straightener offering all those safety and ease of use features, which a high-end straightener provides. Additional features like LED display, auto shut off, dual voltage, and temperature control, and that too at a low price, altogether adds up to the straightener being the best in the market.


Let’s talk about the features of this xtava Professional hair straightener first. This flat iron offers temperature ranging from 265°F to 445°F with 10 different temperature settings, allowing you to choose a temperature that suits your hair type. The xtava pro flat iron is a dream for people with thick hair as it features a 2 inches wide plates which straighten more hair in a single go, saving you tons of time.

The infrared technology helps with quick and even heating on floating ceramic plates, and its tourmaline coating helps in reducing frizz and minimizing the damage caused by extreme heat. This xtava flat iron takes only 90 seconds to heat up, which means you do not have to wait for a long time for it to heat up.


When it comes to design, xtava Professional infrared flat iron does not disappoint. Though it comes with an affordable price range, it has certain pros design-wise. This flat iron features a digital display that shows the temperature range (265 degrees to 445 degrees Fahrenheit), making it easier for you to choose the desired temperature.

This xtava flat iron has a dual voltage plug, which makes it travel friendly and does not limit its use. And what makes the process of straightening your hair more manageable and better is it’s 8 foot long, and 360-degree swivel cord. The 360-degree swivel cord is literally the best design feature, as it makes sure that the cable does not get tangled up during the process.

We all know the times when we straighten our hair in the mornings or any other time in the day when we are in a rush and forget to turn it off. Luckily, to help you deal with your careless nature, this xtava professional infrared flat iron has an automatic shut off feature, and it powers down after 60 minutes. Moreover, the xtava offers a 2-year warranty, in case something goes wrong.


Let’s not forget about the limitations or the things you might face an issue with. Though this xtava professional infrared flat iron is perfect for long and thick hair, you need to consider the following things to make sure whether or not this is for you. Firstly, this straightener is a little heavier than most other straighteners out there. This might not be an issue for most of you, but it might be a struggle for some to hold it for a more extended period.

Moreover, this xtava flat iron does not come with complete instructions. So, you can struggle to operate it properly. You have to research it on the internet. These limitations might not be a great deal for some, but it is always beneficial to know what you should not expect from your flat iron.

We mentioned the pros and cons of this xtava Professional infrared hair straightener:

Pros Cons
Budget-friendly option. It might be a struggle to hold it for a longer period, as it is heavy.
It comes 8 foot long, 360-degree swivel cord. It does not come with the necessary instructions.
Full plates perfect for long and thick hair.



All in all, this xtava professional infrared 2 inches hair straightener is probably one of the best hair straighteners for long and thick hair. Considering that it comes with an affordable price tag and also comes with some ease of use features like a digital display, 360-degree swivel cord, and an auto shut off function. This straightener has good reviews everywhere, and people are glad they chose this over some other expensive ones.


best flat iron made from ceramic and titanium

The third and the last flat iron we are mentioning in this list is this 1 ¼ inch Ceramic and Titanium Flat iron by CHI. Though this hair straightener is not a budget-friendly option, it is worth every single penny. Considering that it is a long time investment and offers the best possible results for all types of hair. Especially long thick hair, you should not hesitate to purchase it.


Let’s take a look at the features of this CHI G2 hair straightener first. The CHI G2 Ceramic and Titanium infused flat iron helps to reduce frizz and makes sure that your looks smooth and silky. It features 1 ¼ inch, which allows you to straighten more hair in one go, saving you a lot of time and effort.

There is a mode button with preset temperatures and different colors for different temperatures for different hair types. This flat iron takes only 40 seconds to heat up; therefore, it is exceptionally suitable for people who have busy schedules. The flat iron also offers a 2-year manufacturer’s warranty, in case something goes wrong, which most probably never going to happen.


Design-wise, you can rest assured as CHI makes sure that you have a trouble-free experience. This CHI G2 Ceramic and Tourmaline flat iron feature a multi-colored Digital LCD screen with preset temperatures; Green: 370 degrees, Blue: 395 degrees, and Red: 425 degrees, for fine, medium, and coarse hair types. This CHI G2 flat iron is travel friendly as it comes with dual voltage. Moreover, it features a user-friendly auto shut off feature for more convenience.


Well, when it comes to limitations, there are no major flaws with this CHI G2 flat iron. First off, it is not a budget-friendly option but is worth the price as it will surely last you a long time. Secondly, though some people may not find this a problem, we have seen slight issue about its cord, that it is hard to stay straight.

Following are the pros and cons of this CHI G2 straightening iron:

Pros Cons
40 Seconds heat up technology. Not cost-effective.
It comes with a mode button with preset temperature ranges. The cord does not stay straight.
2-year manufacturer’s warranty.



Overall, this CHI G2 Ceramic and Tourmaline flat iron is an outstanding iron with a high price but impressive results. It is durable and designed to last many years and has a user-friendly design. Definitely suitable for long and thick hair and is worth every single penny.


If you are blessed with long and thick hair, you probably know that it can sometimes become a hassle to style them or tackle them. Thick and long or coarse hair has different requirements when it comes to flat irons. You have to consider a couple of things to make sure you end up with a suitable straightener. A right hair straightener not only straightens your hair nicely but also makes sure that it does not damage your hair or affect your hair’s natural texture a lot.

We have already saved you a lot of time by adding some of the best flat irons for long thick hair in this article from different brands and price range. But to make things easier for you, we have added the following buying guide. Highlighting the essential features, you need to look at while choosing an ideal flat iron for yourself.

So, without any further delay, let’s take a look at them.

Size of the Plates:

The size of the plates is obviously something one should look for, especially if it is for long and thick hair types. It takes a lot of time to straighten hair if you have thick hair, and the size of the plates helps in reducing that time. Considering that the wider the plate is, the more hair it will straighten in one go. In this article, we have gathered flat irons with 1 inch, 1 ¼ inch, and 2 inches plates to give you various options to choose from.

Temperature Range:

Long and thick hair definitely calls for high-temperature range. That is why we have gathered flat irons which offer the highest temperature above 400°F.


Considering that you are going to carry the straightener for a longer period, it is better if it is lightweight.


The longer the cord is, the better, as it allows you to use the flat iron easily without sitting close to the switch. And secondly, if you can have a feature of a swivel cord, that will be the cherry on the top.

Auto Shut off:

Auto shut off is a really user-friendly option. Which you will only feel the need of when you have realized halfway to your destination that you forgot to turn it off.


To conclude, choosing a flat iron for long and thick requires you to look at specific features. But we have made things easier for you by not only adding some of the best flat irons but also the buying guide for your convenience. We hope this article helped you to find your desired flat iron.

Despite all the styling tools and techniques, y’all should always be proud of your natural hair type and texture. Much Love!

Write a Comment