Is the T3 SinglePass StyleMax worth it over a basic flat iron?

If you want precise heat steps and a motion sensor that adjusts heat as you style, it offers more control than a basic on/off iron. If you just need simple straightening, a cheaper ceramic iron does the job.

What does the motion sensor actually do?

It detects how fast you move the iron and adjusts heat output to match. Slow passes get less heat, fast passes more, which is meant to keep results consistent.

Can I use it to curl as well as straighten?

Yes. The 1-inch rounded barrel works for waves and curls, and the nine heat settings let you drop the temperature for finer hair.

Does it shut off by itself?

Yes, it turns off automatically after 60 minutes, which helps if you forget to unplug it.

The iron itself with its swivel cord. It does not include a heat mat or travel case.

Is it good for thick or coarse hair?

The top heat settings are high enough for thick hair, and the 1-inch plates let you work in sections. Very long or dense hair may take several passes.