Shopping for a smart TV isn’t much different than shopping for the best OLED or 4K TVs. SoftwareModern smart TVs come with a built-in smart platform that serves as the main interface for connecting to streaming services and smart home devices. If you want to learn more about each OS, we’ve included a primer following our best smart TV reviews. The more dimming zones, the better the backlight control, helping provide improved contrast between the brightest and darkest images, so the best QLED TVs perform like OLED TVs. Smart Home IntegrationRegardless of your TV’s operating system, many smart TVs offer at least some compatibility with a variety of smart home services, including Google Home, Alexa, and Apple’s Home Kit.