Quite simply, this refers to a specific screen resolution — 3840 x 2160 — which is four times (hence the “4”) the amount of pixels you’d find on a non-4K display. 4K Ultra HD is the name ...
OLED HDR 4K Ultra HD Smart TV, 65 inch with Freeview Play/Freesat HD & Dolby Atmos, Rocky Black Add to basket, Samsung QE65S90D (2024) OLED HDR 4K Ultra HD Smart TV, 65 inch with TVPlus & Dolby Atmos, ...