Pixel density, measured in megapixels (MP), significantly influences image quality. While both UHD and 4K boast around 8.3 million pixels, the distribution and density of these pixels make a substantial difference. For gamers and streamers, the decision between UHD and 4K often comes down to frame rates and input lag. Most gaming consoles and streaming devices support UHD, but achieving true 4K gaming requires a powerful setup with a high-refresh-rate monitor or TV.
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