🖥️ Display
Screen Size: 27 inches
Resolution: 2560 × 1440 (QHD)
Panel Type: Fast IPS
Aspect Ratio: 16:9
Brightness: 350 nits typical / 400 nits peak (HDR)
Contrast Ratio: 1000:1
Color Gamut: 133% sRGB, 97% DCI-P3
Color Depth: 8-bit (16.7 million colors)
Viewing Angles: 178° horizontal / 178° vertical
Surface Treatment: Anti-glare
HDR Certification: VESA DisplayHDR 400
Response Time: 1 ms (Gray-to-Gray)
Refresh Rate:
Up to 180 Hz via DisplayPort or USB-C
144 Hz via HDMI
🎮 Gaming Features
Adaptive Sync:
NVIDIA G-SYNC Compatible
AMD FreeSync Premium
VESA Adaptive-Sync
ELMB Sync: Combines motion blur reduction with variable refresh rate
Gaming Enhancements:
Shadow Boost
GamePlus crosshair/timers
GameVisual color profiles
DisplayWidget Center (for on-screen control)
Low Blue Light & Flicker-Free: Hardware-certified
🔌 Connectivity
1 × DisplayPort 1.4 (HBR3)
1 × HDMI 2.0
1 × USB-C (with DisplayPort Alt Mode + 7.5W power delivery)
1 × 3.5 mm Headphone Jack
⚙️ Ergonomics & Design
Tilt: –5° to +20°
Swivel: ±45°
Pivot: ±90° (supports portrait mode)
Height Adjustment: 0 to 120 mm
Mount Compatibility: VESA 100 × 100 mm
Extras:
Tripod socket (¼") on top of stand
Kensington lock slot
Clean white chassis with frameless design
⚡ Power
Power Consumption: <23.1 W (typical)
Standby Mode: <0.5 W
Power Off Mode: <0.3 W
Voltage: 100–240 V, 50/60 Hz
📏 Dimensions & Weight
With Stand: 613.7 × 513.2 × 218.8 mm
Without Stand: 613.7 × 367.2 × 60 mm
Weight with Stand: 6.61 kg
Weight without Stand: 3.93 kg
Gross Weight (boxed): ~10.1 kg
📦 Included in the Box
DisplayPort Cable
Power Cord
USB-C Cable
Quick Start Guide
ROG Pouch
ROG Sticker
Warranty Card
✅ Summary
The XG27ACS-W is a high-performance gaming monitor with:
180 Hz refresh rate and 1 ms response time
Adaptive Sync + ELMB Sync
QHD resolution with wide color coverage
HDR support with sleek white aesthetics
Full ergonomic adjustments and USB-C connectivity
Ideal for gamers and creators looking for both performance and a stylish white setup.