description ViewSonic PX748-4K Overview
The ViewSonic PX748-4K is a home theater and gaming projector that uses a laser phosphor light source instead of a traditional lamp. It delivers a 4K UHD resolution utilizing single-chip DLP technology and outputs 3,000 ANSI lumens, ensuring clear visibility even in environments with high ambient light. The unit includes features tailored for modern entertainment setups, such as a low 4.2ms input lag and support for HDR content. It is built for consumers who require a bright, low-maintenance projector capable of handling both cinematic viewing and fast-paced video games.
help ViewSonic PX748-4K FAQ
Is the ViewSonic PX748-4K a laser projector?
No. ViewSonic lists the PX748-4K as a DLP lamp projector with a 240W light source, rated for 4,000 hours in Normal mode and up to 20,000 hours in Dynamic Eco mode. [ViewSonic specifications](https://www.viewsonic.com/eu/products/sheet/PX748-4K)
How bright is the PX748-4K and how large can it project?
The official specification is 4,000 ANSI lumens, with a stated image range of 30 to 300 inches. Its 1.3x optical zoom supports a 100-inch image from about 2.50 meters. [ViewSonic specifications](https://www.viewsonic.com/eu/products/sheet/PX748-4K)
Can the PX748-4K run games at 240Hz in 4K?
The 240Hz mode is intended for 1080p gaming, where ViewSonic quotes about 4.2ms input lag; 4K gaming is generally used at 60Hz through its HDMI 2.0 inputs. That makes it a fast gaming projector, but not a 4K/240Hz projector. [ViewSonic specifications](https://www.viewsonic.com/eu/products/sheet/PX748-4K)
Does the PX748-4K work with a Nintendo Switch?
Yes. ViewSonic lists USB-C direct big-screen streaming and specifically describes the projector as suitable for streaming from Nintendo Switch. It also has two HDMI inputs for consoles, players, or a computer. [ViewSonic product page](https://www.viewsonic.com/us/px748-4k-4k-uhd-projector-with-4000-lumens-240hz-4-2ms-for-home-theater-and-gaming.html)
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