Optoma UHD50X Gaming Projector vs Polk Audio Signa S4

The Optima UHD50X delivers true 4K UHD resolution with a bright 3400‑lumens output, making it suitable for both dark rooms and moderately lit environments. Its low input lag and 240 Hz refresh rate provide a smooth, responsive experience for competitive gamers. Beyond gaming, the projector supports HDR10 and a wide color gamut, offering vivid, cinematic visuals for movies, sports, and home theater setups. Easy setup and flexible lens shift let you position it in a variety of rooms.

The Polk Audio Signa S4 delivers immersive, cinematic sound to your living room through advanced Dolby Atmos technology and an included wireless subwoofer. Designed to seamlessly integrate with modern 4K and 8K TVs, it transforms everyday television viewing, movie nights, and music listening into a true surround sound experience. Featuring Polk's patented Voice Adjust technology, the sound bar ensures crystal-clear dialogue so you never miss a word. Setup is effortless with the included HDMI eARC and optical cables, allowing you to control the volume using your existing TV remote while enjoying robust, room-filling bass from the down-firing subwoofer.

• True 4K resolution with high brightness
• Very low input lag for gaming
• High 240 Hz refresh rate
• Flexible placement thanks to short throw and lens shift

• Immersive Dolby Atmos height effects
• Included wireless subwoofer for deep bass
• Voice Adjust technology for clear dialogue
• Simple setup with HDMI eARC and optical cables

• No built‑in battery, requires AC power
• Limited built‑in speakers, external audio needed
• Fan can be audible in very quiet environments

• Lacks built-in smart assistant integration
• No Wi-Fi streaming support built-in
• Limited physical audio inputs beyond HDMI and optical