These Sony 4K UHD televisions effortlessly display 4K images. UHD TVs, or televisions with Ultra High Definition, have a sharper image than TVs without UHD. The term 4K means the resolution is 4 times sharper than Full HD. As a result, movies, series, or games look sharp and are displayed to the smallest details. Most Sony 4K UHD TVs have an extensive smart platform, where you have all your favorite apps in a clear overview. Some televisions have voice control, so you can control the TV with your voice.