BenQ TK850, 3000 ANSI lumens, DLP, UHD 4K (3840x2160), 30000:1, 16:9, 1016 - 5080 mm (40 - 200") BenQ TK850. Projector brightness: 3000 ANSI lumens, Projection technology: DLP, Projector native resolution: UHD 4K (3840x2160). Service life of light source: 4000 h, Service life of light source (economic mode): 10000 h, Lamp power: 245 W. Focal length range: 12 - 15.6 mm, Aperture range (F-F): 1.9 - 2.47, Zoom ratio: 1.3:1. Supported graphics resolutions: 640 x 480 (VGA), 720 x 576, 1280 x 720 (HD 720), 1920 x 1080 (HD 1080), 3840 x 2160, Supported video modes: 480i, 480p, 576i, 576p, 720p, 1080i, 1080p, 2160p. Serial interface type: RS-232, HDMI connector type: Full-size, HDMI version: 2.0b https://www.homecinemachoice.com/content/benq-tk850-4k-hdr-projector-review The step-up model from BenQ's TK801 (which is around £300 cheaper), by dint of its HDR-PRO talents and greater luminosity, the TK850 definitely has premier league form.For one thing, it's living-room smart with its white fuselage, rounded sides, and an of... Bright enough for non-dark viewing, this 4K HDR beamer excels with sports and is fine with movies. What it lacks in black level it makes up for in sheer vivacity... https://www.avforums.com/reviews/benq-tk850-4k-dlp-projector-review.17569 The BenQ TK850 is a 4K DLP projector which uses the Texas Instruments 0.47” DMD chip and with a quadruple flash pixel shift, it creates the perception of 8.3m pixels on the screen. It is not a true native 4K projector as that would cost many thousands of... https://www.techradar.com/reviews/benq-tk850-4k-projector-review The BenQ TK850 is a 4K projector for your living room, with boosted audio, intense 3,000 lumens brightness, and a focus on sports broadcasts to help it stand out from the piles of other projectors out there.It's not the first BenQ projector that's caught... So, so bright, Excellent HDR, Sports Mode No streaming apps, No Dolby Vision or HDR10+, Minimal video noise The BenQ TK850 is a stunning example of a 4K HDR projector with the brightness to do its picture justice. You'll have to make do without many smart features but, if that's not an issue, you should have little reason not to enjoy what the TK850 offers.HDR...