HDR almost always comes paired with Wide Color Gamut. While SDR is limited to about 16.7 million colors, HDR can display over a colors. This eliminates "banding" (choppy gradients in a sunset, for example) and allows for incredibly saturated reds, greens, and blues that were previously impossible to show on screen. The Main HDR Formats
HDR screens can reach much higher "nits" (a measure of brightness) than standard screens. A typical SDR TV might hit 300 nits, while a premium HDR TV can exceed 2,000 nits. This allows for "specular highlights"—like the glint of sunlight on water—to look genuinely bright without affecting the rest of the dark scene. 2. Wide Color Gamut (WCG) HDR almost always comes paired with Wide Color Gamut
The movie or game must be filmed/mastered in HDR (available on Netflix, Disney+, YouTube, and 4K Blu-rays). The Main HDR Formats HDR screens can reach
Developed by Samsung as a royalty-free alternative to Dolby Vision. Like Dolby, it uses dynamic metadata. HDR almost always comes paired with Wide Color Gamut
Your phone takes three photos at different exposures (dark, medium, bright) and stitches them together into one "flat" photo where everything is visible.
Not all HDR is created equal. There are several "languages" that devices use to communicate HDR data:
HDR is more than just a marketing buzzword. By increasing the contrast and expanding the color palette, it brings digital images closer to how the human eye perceives the real world. If you are looking to upgrade your home theater or gaming setup, HDR is the feature that will provide the most noticeable "wow" factor.