![]() Small size and low weight-6.2 pounds-for portability and easy handling for setup.Dynamic black mode rated at 50,000:1 contrast ratio.16.4 ms input lag with Enhanced Gaming On and 1080p HDR or SDR input 33.1 ms input lag for 4K HDR input.Full 1080p 3D compatible with either DLP Link or Vesa RF glasses.Rated at 3,400 ANSI lumens, measured at 2,822 ANSI lumens.Six-segement RYGCWB color wheel delivers rich color with good color accuracy in most modes.HDR mode is highly watchable supports signals with HDR10, REC.2020 color gamut.Accepts 3840x2160 input (4K UHD) and downsamples to its native 1080p.With video optimized settings, we measured it at a little over 900 lumens-bright enough to light up a 140" 1.0-gain screen in the dark or a 100" 1.3-gain screen in moderate ambient light. ![]() We measured it at a little more than 2,800 lumens-bright enough to fill a 135" diagonal 1.0 gain screen in moderate ambient light. Optoma rates the HD27HDR at 3,400 ANSI lumens. With Enhanced Gaming mode On, the lag is only 16.4 ms in most color modes, making it fast enough for serious gamers. It offers playback of 1080p 3D, which only a few 4K models support so far, and it has a far shorter input lag than any current 4K model. ![]() The HD27HDR also has two key advantages over most current 4K projectors. Connect it to, say, a 4K Blu-ray player, and you can watch a 4K HDR movie with the benefits of HDR, even though the projector will downsample the resolution to its native 1080p. At this writing it is the only projector on the planet that costs anything like the price, supports HDR10, and can accept 4K input. The $649 Optoma HD27HDR gives away the big news about itself with its three-digit price and the three-letter acronym in its name: HDR. ![]()
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