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‘HDR’ stands for High Dynamic Range, and it is the current big thing for 4K TVs and 4K content. While ultra-high-definition (UHD) television is a digital television display format in which the horizontal screen resolution is on the order of 4000 pixels (4K UHD) or 8000 pixels (8K UHD).
Sorry, there was a problem. Please try again later.As stated HDR is high dynamic range. UHD is Ultra High Definition 2160p. which is twice the resolution of regular HD 1080p.
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