10 Best Curling Iron For Long Thick Hair 2025 in the United States

The TYMO CurlPro Plus is designed specifically with long and thick hair in mind, featuring a longer 1-inch ceramic tourmaline barrel that helps create smooth, consistent curls even on waist-length hair. Its ceramic tourmaline material is great for reducing frizz and enhancing shine, which benefits those with thick or coarse hair. The curling iron includes dual PTC heaters to provide even heat quickly, helping speed up styling—a useful feature if you’re short on time.

The automatic rotating function and built-in timer make it very beginner-friendly, ensuring easy and uniform curls without needing much skill. Safety is prioritized with a 360° anti-scald design and anti-tangle technology, which reduces the risk of burns and hair snags. The product also emits 600 million negative ions that promote smooth, shiny hair, which is a nice bonus for maintaining hair health. Its dual voltage makes it versatile for travel.

If you have long, thick hair and want a tool that simplifies curling with minimal effort, this curling iron is a solid choice. It may lack some customizable heat controls and certain advanced safety features that experienced users might prefer.

The T3 SinglePass Curl X is designed with features that suit long, thick hair well. Its extra-long 1.25-inch ceramic barrel allows you to style larger sections at once, which saves time on long or thick hair. The ceramic material helps give a smooth, glossy finish while protecting your hair from heat damage. With 9 heat settings, you can adjust the temperature to match your hair type and avoid overheating, which is important for keeping hair healthy.

The clip barrel offers control and ease of use, thanks to the ProGlide design that lets the clip move smoothly without pulling. The digital SinglePass technology aims to maintain consistent heat for effective styling in just one pass, making it faster to achieve lasting curls or waves. This curling iron is a solid choice if you want efficient styling for long, thick hair with good temperature control and a sleek finish.

The ghd Soft Curl Hair Curling Iron is a great fit for those with long, thick hair who want big, soft curls or voluminous styles. Its large 1.25-inch ceramic-coated barrel is ideal for creating noticeable waves and volume without needing multiple smaller curls. The ceramic material helps protect hair from damage and promotes even heat distribution. Instead of multiple heat settings, this curling iron uses a smart ultra-zone technology that maintains a safe, consistent temperature of 365°F, which is good for reducing extreme heat damage—a common concern with thick hair that often requires higher heat.

The spring-activated clamp offers solid control to hold hair in place during styling, making it easier to achieve polished curls. It heats up quickly in about 25 seconds, saving time, and the 360° swivel cord adds convenience for maneuverability while styling. Safety features like a cool tip, automatic shut-off after 30 minutes, and a safety stand provide peace of mind. One drawback is the lack of adjustable heat settings, which may limit customization for different hair sensitivities or curl types.

This curling iron effectively balances styling performance with hair-friendly technology, making it a solid choice for those aiming to achieve lasting curls with less damage.