Although 3840 × 2160 is both a 4K resolution and a 2160p resolution, these terms cannot always be used interchangeably since not all 4K resolutions are 2160 pixels tall, and not all 2160p …

While often used interchangeably with UHD, true 4K resolution is slightly wider at 4096 × 2160 pixels. It’s primarily used in professional production and cinema, not consumer electronics.

In this guide, we explore what 4K means, the difference between 4K resolution formats and how they compare, and whether it’s worth the investment for your setup.

Apr 1, 2024 · 4K resolution means that an image or video has about 4,000 horizontal pixels—the individual units that compose the picture. Images with more pixels are clearer and more …

Nov 30, 2025 · What 4K Resolution Means (And Why It Looks So Sharp) There are plenty of complicated words or phrases, so let's boil it down to basics. The 'K' in 4K stands for Kilo, as …

Sep 13, 2025 · 4K resolution simply means a screen or video that shows around four thousand pixels across the width. Think of it as packing four Full HD (1080p) screens into one, so the …

Nov 15, 2024 · 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.

May 14, 2025 · 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 …

Jan 6, 2025 · 4K resolution isn’t a single, universal format—it actually refers to two main standards that cater to different needs. The most common is UHD 4K, with a resolution of …

Jun 17, 2024 · Commonly, 4K and UHD refer to a resolution that's a step up from 1080p (or "full HD"). A 4K UHD display has roughly four times the pixels of the previous generation, which …