In a word: No.
While the higher resolution of a 4K Ultra HD TV gives you more pixels, an HDR TV can do more with those pixels.
But what is HDR TV?
In the right hands, high dynamic range can provide a higher level of contrast between light and dark images on the screen to create a much more realistic image.
Do you need 4k for HDR?
That said, some 4K TV sets do HDR much better than others, and to get a good one right now, you have to pay around $2,000 — and that’s not cheap. – You don’t need a 4K HDR TV right this second. For now, HDR is still a high-end feature, and it’s going to take some time for more HDR content to be come widely available.
Is HDR better?
HDR for TVs aims to show you a more realistic image, one with more contrast, brightness and color than before. It’s still a standard dynamic range image, it just has some additional info in it due to the additional exposures. A TV HDR image won’t look different the way a photo HDR image does. It merely looks better.
Is OLED better than 4k?
OLED vs. 4K. Basically, 4K Ultra High Definition (UHD) just refers to a resolution of 3840 pixels × 2160 lines (8.3 megapixels, aspect ratio 16:9). OLED is a technology that can be used to create displays with different resolutions, and all of the latest LG OLED TVs offer 4K resolution.
Is Netflix HDR also 4k?
Netflix 4K content has been available to stream for years now, with season two of the streaming site’s flagship series House of Cards streaming in Ultra HD 4K as early as 2014. Of course, never content to rest on its laurels, Netflix has also begun rolling out High Dynamic Range, or HDR, content.
Photo in the article by “Wikipedia”