HDR10+ Adaptive

What HDR10+ Adaptive is

HDR10+ Adaptive is a feature layered on HDR10+, the royalty-free dynamic-metadata version of HDR10. HDR10+ Technologies, LLC, a consortium led by Panasonic and Samsung, announced the specification on 5 January 2021. The consortium describes it as an extension that "adjusts tone mapping in real time based on the ambient light conditions in the viewing environment," and says a certified display "uses a built-in light sensor to measure room brightness." The base format it extends is standardized as SMPTE ST 2094-40, and HDR10+ itself covers the full PQ range of 0 to 10,000 nits with a specification ceiling of 16 bits per channel, although streaming services deliver HDR at 10 bits. The SMPTE ST 2094 family is the wider metadata standard.

The problem it targets is a mismatch between where HDR is graded and where it is watched. ITU-R BT.2100 assumes a reference display with a peak of at least 1,000 cd/m2 and a black level of 0.005 cd/m2 or lower, surrounded by a periphery of 5 cd/m2 or less, with the instruction to avoid light falling on the screen. A living room with a window and a lamp breaks every one of those assumptions, and dark scenes lose their shadow detail first.

How HDR10+ Adaptive works

The feature combines two inputs: the scene-by-scene dynamic metadata inside HDR10+ content, and a live ambient light reading from a sensor in the television. The TV then bends the tone-mapping instructions to suit the room. HDR10+ Technologies says the adjustment is largest "for very dark scenes in very bright lighting conditions" and that no adjustment is made in very dark viewing conditions. In other words, a blacked-out theater room gets the metadata exactly as graded, and a sunlit room gets lifted shadows.

Because the sensor is part of the design, the feature cannot arrive on older HDR10+ sets through a firmware update. None of the consortium pages I fetched gives the lux thresholds, the curve shape, or the sensor requirements, and Wikipedia notes the HDR10+ specifications are not publicly available, so behavior may differ by manufacturer. Treat any claim of a specific lux trigger point as unverified.

HDR10+ Adaptive vs Dolby Vision IQ

Dolby Vision IQ is the direct counterpart. Both read a light sensor and both only act on content in their own format: Adaptive needs HDR10+ metadata, and Dolby Vision IQ needs Dolby Vision metadata, which can describe up to 10,000 nits and 12-bit color. The practical difference reported at launch is scope. Dolby Vision IQ can identify the genre of the content and switch to a matching preset, and it can pick a color temperature from scene content. HDR10+ Adaptive "doesn't seem to include similar functionalities," so its job is limited to ambient-aware tone mapping. For the wider format comparison see static vs dynamic HDR metadata.

HDR10+ Adaptive vs HDR10+ Advanced

HDR10+ Advanced is the 2026 successor tier. HDR10+ Technologies states that it "adds HDR10+ Bright, which increases overall and peak brightness further than Adaptive does on its own." Samsung said HDR10+ Advanced will first appear in its 2026 lineup of high-end TVs, with Amazon Prime Video as the first major streaming platform, and one report cites up to 5,000 nits of peak brightness. Both tiers share the same 0 to 10,000 nit PQ range and 16-bit specification ceiling. No page I fetched published a full list of compatible 2026 models or titles, so the boundary between Adaptive-only and Advanced sets has to be checked per model. A related branch is HDR10+ Gaming, which the consortium says now has certified support on Samsung OLED and Neo QLED TVs as well as PC gaming monitors (see HDR10+ Gaming and HDR10+ Advanced).

Which TVs support HDR10+ Adaptive

The first sets named at launch were the Samsung QN90A and QN900A, the Panasonic JZ2000 and JZ1500, and the Philips OLED705 and OLED706. As of October 2021 Hisense, TCL, and Vizio had made no announcement, and HowToGeek called it "almost impossible" to bring the feature to older TVs because of the light-sensor requirement. The HDR10+ site now cites more than 22,000 certified products, and says brands supporting HDR10+ represent nearly 80% of televisions sold worldwide and over 75% of the global smartphone market. An older FAQ page on the same site still says more than 6,300, so the totals on hdr10plus.org depend on the page. Those counts cover the whole HDR10+ ecosystem, not Adaptive alone, and I could not confirm Adaptive on any LG C6, LG G6, or Sony BRAVIA model. Check the certified-products database for the exact set you plan to buy.

Common confusions

Adaptive is not a separate file format. It never changes the stream; it changes how the TV interprets the HDR10+ metadata in the stream. It also does nothing for plain HDR10 or Dolby Vision titles, which is why a set that lists Adaptive still needs HDR10+ content from a service that carries it. Finally, it is not just a generic automatic brightness setting that reacts to the room alone. Adaptive combines the sensor reading with the scene-by-scene HDR10+ metadata, which is why HowToGeek notes both it and Dolby Vision IQ "are only compatible with the content made specifically for their HDR standard." If your room is already dim, with the light at or below the 5 cd/m2 periphery that ITU-R BT.2100 assumes, expect the feature to do close to nothing.