A 4K screen has a resolution of 3840 x 2160 pixels, which is also called Ultra High Definition (UHD). This is four times as many pixels as Full HD 1080p, which has a resolution of 1920 x 1080.

It’s got a 3840 x 2160 “4K” resolution, ~166 PPI pixel density, 0.03ms G2G response time, 1.5 million:1 contrast ratio, 250 nits brightness (SDR), 178/178 viewing angles, a 10-bit colour depth and a ...