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.

A full guide to 4K resolution: definition, types, screen formats, practical uses, and why it matters for video quality and display tech.

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.

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 …

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 …

Oct 3, 2025 · 4K, Ultra HD, or 2160p is a display resolution of 3840×2160 pixels or 8.3 megapixels in total. With more and more 4K content being available and the prices of 4K …

Jan 8, 2026 · Reference chart for video resolutions and aspect ratios. Includes Cinema DCP, 8K, 6K, 4K, 2K, UHD, 1080p, and 720p with exact pixel dimensions for every common aspect ratio.

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 4, 2026 · In this article, we will explain what 4K resolution is, the difference between 4K UHD and 4K DCI, and everything else you need to know to make the right choice.