# 4K
> 4K is a video resolution with roughly four times as many pixels as 1080p.
Topics: Entertainment, Computing
Difficulty: Everyday
Aliases: Ultra HD, UHD
Updated: 2026-06-26T08:00:00.000Z
## Go deeper
4K is a video resolution with roughly four times as many pixels as 1080p. In everyday buying decisions, the useful question is not just what the spec says, but what it changes for comfort, cost, speed, safety, or battery life.