Which smart TV uses Android?

Android TV comes pre-installed as the default smart TV user experience on select TVs from Sony, Hisense, Sharp, Philips, and OnePlus.

Do all smart TVs use Android?

For the purposes of comparing Android TV to smart TV, smart TVs use any kind of OS that isn’t Android. Examples include Tizen, Smart Central, webOS and others. For popular apps like Netflix or Youtube, smart TVs are a good choice. Many of them already come pre-installed with these apps and more.