Photography measures dynamic range in stops. HDR has a dynamic range—17.6 stops—that is almost three times the stops value of SDR—6 stops. SDR uses the gamma curve to encode data about light intensity, while HDR uses HDR metadata in line with standards like Dolby Vision or HDR 10. SDR vs. HDR: A Side-by-Side ComparisonWe also have high-res picks on our Best 4K Gaming Monitors and Best Budget 4K Monitors pages and break down HDR displays in our How to Choose the Best HDR Monitor article. Higher is better It depends on the use. 4K is better for all-purpose use as everything will be more clear and sharp. General desktop use, browsing the web, etc. Its "on" all the time. Good HDR is better for gaming and movies, but useless for everything else. Also not every game/video supports HDR.
No. Both are Ultra High Definition - UHD (3840x2160) in resolution. The one labelled HDR has High Dynamic Range (more colors) for TVs that are HDR capable. HDR has nothing to do with pixel resolution. Neither are in fact actually really 4k, as I stated before, it is merely a marketing term being used improperly.
In simple terms: 4K is a professional production and cinema standard. UHD is a consumer display and broadcast standard. To discover how they became so confused, let's look at the history of the
Both formats heighten the dynamic range of the picture, increasing the contrast between the brightest whites and the darkest blacks. The idea being that the on-screen action will appear more true-to-life. LG supports Dolby Vision and HDR10, while Samsung has developed its own standard of HDR, called HDR10+.pWUEHy. 31540310637924116528019076
