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HDR10+ Advanced arrives on Prime Video, and projectors are not in the first wave

Samsung and Amazon have switched on HDR10+ Advanced streaming, but only 2026 Samsung televisions can decode it, and no projector has been named as a target device.

HDR10+ Advanced arrives on Prime Video, and projectors are not in the first wave

Only one kind of display can decode the first HDR10+ Advanced streams: a 2026 Samsung television. Samsung and Amazon have switched on the first streaming service for the format, with Prime Video carrying selected titles globally. Samsung announced the collaboration on 4 August, and the rollout followed during the month.

For projector owners this is a familiar shape of news: the HDR upgrade lands on flat panels first. The two headline features also behave differently on a projected image, so the detail of what has been added matters.

Two features launch, out of a longer list

HDR10+ remains royalty-free dynamic metadata that describes brightness scene by scene, so a display can tone map with more context than static HDR10 allows. HDR10+ Advanced sits on top as a second certification tier, which a device must pass in addition to the base HDR10+ requirements.

The specification, announced by HDR10+ Technologies in December 2025, covers more than this launch uses: enhanced overall brightness through extended statistical metadata, intelligent motion smoothing, local tone mapping, genre-based optimisation, dynamic colour gamut calculation, and cloud gaming with ambient light adaptation.

Prime Video launches with two. Samsung describes enhanced overall brightness as AI-driven tone mapping that holds shadow detail while pushing peak output further, and intelligent motion smoothing as metadata that lets a display vary how much frame interpolation it applies.

Brightness metadata needs headroom a projector lacks

Enhanced overall brightness is aimed at displays with headroom to exploit. The framing around HDR10+ Bright has referenced peak levels in the 4,000 to 5,000 nit region: mini-LED and premium OLED territory.

A projector does not work in that world. Perceived brightness depends on lumens, screen size, screen gain and room reflectance, and a 3,000 ISO lumen laser projector on a 120-inch screen lands nowhere near a bright panel's small-window peak. Metadata telling a display to reach higher only helps if it can. The parts of the spec that would matter more for projection are the ones Prime Video has not launched with: local tone mapping and dynamic gamut data.

Motion smoothing decided by the content

Metadata-controlled frame interpolation is the feature most likely to divide home cinema buyers. Samsung positions it as smoothing fast sport and action while preserving film cadence, the argument being that the content, not the television's default setting, decides how much processing is applied. That is a reasonable answer to viewers who leave aggressive smoothing on permanently. It is still interpolation, and projector owners who disable it on principle will want the option to ignore the metadata.

Nothing for projector owners yet

Most home projectors accept HDR10 and HLG only. A smaller group adds HDR10+, including Samsung's Premiere ultra short throw line, the first HDR10+ certified projector back in 2020, and models such as the Valerion VisionMaster Pro 2, which lists HDR10, HDR10+, HLG and Dolby Vision.

Those products decode base HDR10+ metadata. HDR10+ Advanced is a separate certification, so support is not automatic through firmware. The adopter list, which includes MediaTek, Panasonic, Roku, Samsung and TP Vision, is a television and silicon list, and neither Samsung nor HDR10+ Technologies has named a projector as a target device.

Several things remain unanswered. Does the content fall back cleanly to HDR10+ or HDR10 on a projector, or does the app serve a different stream? Can motion smoothing be refused by the viewer? Which titles carry the metadata, since neither company has published a list? And will any 2027 projector ship with second-tier certification? Until one does, HDR10+ Advanced stays a television format with a projector question attached.

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