Brightness of 3,400 lumens is available for use

Optoma UHD38 vs UHD50X  No Lag Gaming: Introducing the world's first ultra-fast 240Hz gaming projector, which, when coupled with Advanced Game Mode, generates a 16ms response time or 26ms at 4K UHD for the lowest input latency on a 4K projector, providing blur-free graphics and unrivaled smoothness. Multiple interfaces, including HDMI 2.0 ports with HDCP 2.2 compatibility, HDMI 4K, USB, VGA, and more, enable you to connect with the vast majority of media players, gaming consoles, computers, Macs, and mobile devices. Brightness of 3,400 lumens is available for use in the home theater, family room, gaming area, and even outdoors for alfresco movie nights. Using smoothing lamp output to produce a high contrast ratio (500,000:1), the Dynamic Black technology lends depth to the image. While dark scenes retain their detail, dazzling scenes appear distinct. In addition to USB, VGA, and HDMI 2.0 interfaces with HDCP 2.2 support, there are additional input options available. A VARIETY OF INPUTS: Connect gaming consoles, desktops, Macs, and mobile devices to Blu-ray players, ChromeCast, Roku, Amazon Fire Stick, and other streaming devices.

UHD38 can project an image up to 300 inches from a distance of 13.1 feet; it can also project an image up to 120 inches. A VISION THAT IS CLEAR AND IN COLOR: UltraDetail technology guarantees enhanced image resolution at a faster frame rate, resulting in a crystal-clear image. The 8-segment RGBWRGBW color wheel enhances the color ratio, resulting in a more vibrant, detailed, and cinematic image. True 4K Ultra HD: With 8.3 million independently addressable pixels, 4K Ultra HD simulates a high-definition home cinema. A CLEAR AND COLORFUL PICTURE: UltraDetail technology ensures enhanced image acuity at a faster frame rate, resulting in a picture that is crystal clear. The 8-segment RGBWRGBW color wheel enhances the color ratio, resulting in a more vibrant, detailed, and cinematic image. Enjoy a lamp life of up to 15,000 hours, sufficient for approximately two 2-hour movies. Each day, 10 or more years pass.PROJECTION OF STANDARD THROW: From 9 to 11 feet away, the UHD50X can project an image up to 100 inches; from 11 to 13 feet away, it can display an image up to 120 inches; and from 13 feet away, it can display an image up to 302 inches.