Question: 4k tv what is it?
Answer: A 4K display is one with at least 8 million active pixels. For televisions, that resolution has standardized to 3,840 by 2,160. Digital cinema 4K (the resolution in 4K movie theaters) is slightly higher at 4,096 by 2,160. ... In the space that a 1080p TV holds a pixel, a 4K TV of the same size can hold four.