The new 27-inch AOC U27G4Z gaming monitor features a dual-mode Fast IPS panel. Users can switch between 4K resolution at 240 Hz and Full HD resolution at 480 Hz. The device offers a 1 ms GtG response time and a 0.3 ms MPRT, while supporting Adaptive-Sync and NVIDIA G-SYNC Compatible technologies.
The display holds a VESA DisplayHDR 400 certification, delivering 350 nits in SDR mode and 450 nits in HDR mode. It provides a 1,300:1 static contrast ratio and covers 99% of the sRGB color space along with 95% of DCI-P3. The monitor requires Display Stream Compression for high-bandwidth modes.
Connectivity options include two HDMI 2.1 ports, one DisplayPort 2.1, and two USB 3.2 Gen 1 Type-A ports, plus a USB upstream port and an audio output. The monitor lacks built-in speakers but supports Picture-in-Picture and Picture-by-Picture modes, alongside gaming-specific tools like crosshair overlays and shadow control.
The device includes an adjustable stand and supports VESA 100 x 100 mm mounting. Currently, AOC has listed the U27G4Z on its Chinese website. The company has not yet disclosed pricing details or plans for a release in other international markets.






