What is 4K resolution? Our guide to Ultra HD viewing - TechRadar
https://www.techradar.com/news/what-is-4k-resolution-ultra-hd
WebJan 4, 2022 · 4K resolution, at least the way most TV companies define it, is 3840 x 2160 pixels, or 2160p. To put that in perspective, a Full HD 1080p image is only 1920 x 1080. 4K screens have...
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