AOC U27G4 | 27" 4K Dual Refresh Rate Gaming Monitor (160Hz UHD / 320Hz FHD, 0.3ms, Fast IPS, HDR400, HDMI 2.1)

The AOC U27G4 Gaming Monitor is a next-generation esports display featuring an innovative Dual Refresh Rate system, allowing you to switch between 4K UHD at 160Hz for stunning clarity or Full HD at 320Hz for ultra-competitive gameplay. Equipped with a 27-inch Fast IPS panel, 0.3ms response time, and DisplayHDR 400, this monitor delivers both performance and visual excellence for gamers and creators alike.

Key Features of AOC U27G4

Dual Refresh Rate (4K 160Hz / FHD 320Hz)

• Switch between 4K UHD (3840×2160 @ 160Hz)
• Or ultra-fast FHD (1920×1080 @ 320Hz)
• Perfect balance of visual quality and competitive speed

Ultra-Fast Response Time

• 0.3ms (FHD) / 0.5ms (UHD) MPRT
• 1ms GtG response time
• Minimal motion blur and maximum clarity

Fast IPS Panel Technology

• Accurate colors with wide viewing angles (178° / 178°)
• Faster pixel response than standard IPS
• Ideal for gaming and creative work

VESA DisplayHDR 400

• Enhanced brightness and contrast
• More vibrant and lifelike visuals
• Better detail in dark and bright scenes

G-SYNC Compatible & Adaptive Sync

• Tear-free and smooth gameplay
• Works with NVIDIA and AMD GPUs
• Consistent performance across frame rates

HDMI 2.1 for Next-Gen Gaming

• Supports latest consoles and GPUs
• Higher bandwidth for high refresh rates
• Future-ready connectivity

Gaming Optimization Features

• Low Input Lag for instant response
• Dial Point crosshair for precision aiming
• 6 Game Modes (FPS, RTS, Racing, etc.)
• AOC Game Color for enhanced visibility

Eye Comfort & Design

• Hardware Low Blue Light for eye protection
• Flicker-Free technology for long sessions
• 3-sided frameless design for immersive setups

Detailed Technical Specifications

Display

• Screen Size: 27 inches (68.6 cm)
• Resolution: Dual Mode
  • 3840 × 2160 (4K UHD @ 160Hz)
  • 1920 × 1080 (FHD @ 320Hz)
• Panel Type: Fast IPS
• Response Time:
  • 0.3ms (FHD MPRT)
  • 0.5ms (UHD MPRT)
  • 1ms (GtG)
• Brightness: 350 cd/m²
• Contrast Ratio: 1000:1
• Viewing Angles: 178° / 178°

Color

• Color Depth: 1.07 Billion
• sRGB: 127%
• DCI-P3: 99%
• NTSC: 108%

Connectivity

• 2 × HDMI 2.1
• 1 × DisplayPort 1.4
• 1 × 3.5mm Headphone Out

Features

• G-SYNC Compatible
• AMD FreeSync Premium
• DisplayHDR 400
• Low Input Lag Mode
• Dial Point Crosshair
• Game Modes
• Flicker-Free Technology

Ergonomics

• Height Adjustment: 130mm
• Tilt: -5° to 23°
• Swivel: -30° to 30°
• Pivot: -90° to 90°
• VESA Mount: 100 × 100 mm