4K

Have you ever wondered why your favorite movies sometimes look a little fuzzier on certain TVs than others? It all comes down to the resolution—a fancy word for how many pixels are crammed into each frame. When we talk about 4K, UHD, and 2160p, we’re referring to different ways of displaying high-resolution images. In this guide, we’ll break down the key differences between these terms, explaining what they mean and how they affect your viewing experience....