The AOC U27G4 redefines versatility with its Dual Refresh Rate feature-switch between 4K UHD at 160Hz or FHD at a blazing 320Hz to match your gameplay needs. Its 27" Fast IPS panel with hardware-based blue light protection keeps visuals sharp and your eyes comfortable. Enjoy ultra-smooth action with 0.3ms MPRT and rich, vibrant detail thanks to VESA DisplayHDR™ 400. Equipped with HDMI 2.1 and DisplayPort 1.4, it's ready for high-performance connectivity.

• Dual Refresh Rate
• Fast IPS
• 1920 ? 1080 (FHD) @ 320Hz
• 0.3ms MPRT @ 320Hz
• 3840 ? 2160 (UHD) @ 160Hz
• 0.5ms MPRT @ 160Hz

Landmark technology of dual-refresh rate feature

Adapt to your playstyle by switching instantly between visual excellence and competitive performance with AOC's Dual Mode feature. Experience AAA gaming worlds in crisp UHD at 160Hz, or dominate the competitive scene with responsive FHD at 320Hz. From the rich details of story-driven adventures to the precision needed in competitive gaming, one display is all you need. Two distinct gaming experiences, zero compromises.

Rule the Competition with Fast IPS

Fast IPS annihilates the competition with a speed 4x faster than conventional IPS. Guaranteeing you true 1ms (GTG) response times and captivating visual quality, raise your gaming performance to the next level!

G-sync Compatible certified tear-free gaming

NVIDIA's trusted "G-Sync Compatible" certification recognizes displays that can deliver high quality variable refresh rate (VRR) in line with the VESA DisplayPort Adaptive-Sync standard and more. Enjoy tear-free, lag-free gaming at the highest level - now with more flexibility and customization potential than ever before due to the wider range of available monitor options.

FreeSync Premium delivers ultra-smooth tear-free gaming

Screen tearing and stuttering doesn't only harm gaming performance, it also destroys immersion. AMD FreeSync Premium addresses this by keeping your monitor's refresh rate synced with your processor's.

VESA Certified DisplayHDR 400

VESA-certified DisplayHDR 400 delivers a significant step-up from normal SDR displays. Unlike, other 'HDR compatible' screens, true DisplayHDR 400 produces astonishing brightness, contrast and colors. With global dimming and peak brightness up-to 400 nits, images come to life with notable highlights while featuring deeper, more nuanced blacks. It renders a fuller palette of rich new colors, delivering a visual experience that engages your senses.

HDMI 2.1 expands the limits of possibility

HDMI 2.1 brings faster and variable refresh rates and amazing 48Gbps transmission bandwidth, for reduced or eliminated lag, stutter and frame tearing, plus higher resolution, higher frame rates, and smooth, fluid and detailed up to 4K120Hz gaming experience.

Connecting your eyes with your hands

Unleash your reflexes by switching to AOC Low Input Lag mode. Forget graphical frills: this mode rewires the monitor in favor of raw response time, giving you the ultimate edge in a hair-trigger standoff.