Asus Rog Strix OLED XG27ACDMS - 27" - 240Hz Gaming Monitor

The ROG Strix OLED XG27ACDMS gaming monitor is designed for competitive and immersive play, where ultra-fast performance and precise color reproduction are prioritized. A 26.5-inch QD-OLED panel is paired with a QHD 2560 × 1440 resolution, allowing sharp visuals and rich detail to be delivered across a wide 16:9 viewing area. With a 280Hz refresh rate and a 0.03ms gray-to-gray response time, motion clarity is maintained during high-speed gameplay while input lag is kept to a minimum.

High dynamic range content is supported through HDR10, and peak brightness levels of up to 1,000 cd/㎡ are achieved for impactful highlights and deep contrast. A contrast ratio of 1,500,000:1 and 10-bit color depth enable over one billion colors to be displayed with a color accuracy rated at △E≦2. Anti-reflection surface treatment and wide 178° viewing angles are included to ensure consistent image quality from multiple positions, making the display suitable for both gaming and creative workflows.

Key Features 

An advanced QD-OLED panel is used to deliver high contrast, precise blacks, and vibrant color performance while maintaining fast pixel response. The 280Hz maximum refresh rate is supported across compatible inputs, allowing smooth visuals to be preserved during competitive gaming scenarios.

Adaptive-Sync and VRR technology are implemented to reduce screen tearing and stuttering, and G-SYNC compatibility is provided for NVIDIA GPU users. Extreme Low Motion Blur technology is included to further improve clarity during rapid movement.

AI-powered visual enhancements such as AI Visual, Dynamic Crosshair, and Dynamic Shadow Boost are integrated to assist with visibility and accuracy in different gaming environments. Eye comfort is addressed through TÜV Flicker-Free and Low Blue Light certifications, allowing longer sessions to be sustained with reduced strain.

Comprehensive connectivity is offered through DisplayPort 1.4, HDMI 2.1, and USB-C with DisplayPort Alt Mode and 15W power delivery, ensuring compatibility with modern PCs, consoles, and laptops.

Specifications 

Model
ROG Strix OLED XG27ACDMS
In Stock
ASUS estore price: $699.00

Display
Panel Size (inch): 26.5
Aspect Ratio: 16:9
Panel Type: QD-OLED
Resolution: 2560 x 1440
Display Viewing Area (H x V): 590.42(H) x 333.72(V)
Display Surface: Anti-Reflection
Pixel Pitch: 0.229mm
Brightness (Typ.): 250 cd/㎡
Brightness (HDR, Peak): 1,000 cd/㎡
Contrast Ratio (Typ.): 1,500,000:1
Viewing Angle (CR≧10): 178° / 178°
Response Time: 0.03ms (GTG)
Color Accuracy: △E≦2
Display Colors: 1073.7M (10 bit)
Flicker Free: Yes
HDR Support: HDR10
Refresh Rate (Max): 280Hz
ASUS OLED Care: Yes

Features
GamePlus: Yes
Game Visual: Yes
VRR Technology: Yes (Adaptive-Sync)
Extreme Low Motion Blur: Yes
DisplayWidget: Yes, DisplayWidget Center
Shadow Boost: Yes
Aspect Control: Yes
A.I. Assistant Technology: AI Visual
A.I. Assistant Technology: Dynamic Crosshair
A.I. Assistant Technology: Dynamic Shadow Boost

I/O Ports
DisplayPort 1.4 x1 (HBR3)
HDMI 2.1 x1
USB-C x1 (DP Alt Mode)
Earphone Jack: Yes
USB-C Power Delivery: 15W

Signal Frequency
HDMI: 27~255 KHz (H) / 48–280Hz (V)
USB-C, DisplayPort: 465–465 KHz (H) / 48–280Hz (V)

Power Consumption
Power On: < 28W (Typ.)
Power Saving Mode: < 0.5W
Power Off Mode: < 0.3W
Voltage: 100–240V, 50/60Hz

Mechanical Design
1/4" Tripod Socket: Yes
Tilt: +20° ~ –5°
Swivel: +45° ~ –45°
Pivot: +90° ~ –90°
Height Adjustment: 0–110mm
VESA Wall Mounting: 100 x 100mm
Kensington Lock: Yes

Dimensions (Estimated)
With Stand: 60.9 x 44.9 x 18.8 cm
Without Stand: 60.9 x 36.9 x 6.6 cm
Box Dimensions: 86.0 x 16.2 x 50.0 cm

Weight (Estimated)
Net Weight with Stand: 6.1 kg
Net Weight without Stand: 3.8 kg
Gross Weight: 8.5 kg

Accessories (Vary by Region)
DisplayPort cable
Microfiber cloth
Quick start guide
ROG pouch
ROG sticker
VESA mount kit
Warranty card
Certificate

Certifications & Warranty
TÜV Flicker-Free
TÜV Low Blue Light
VESA AdaptiveSync Display 280Hz
G-SYNC Compatible
Warranty: 3 years (including panel burn-in)

Note
Peak brightness may vary due to color pre-calibration.

Conclusion

The ROG Strix OLED XG27ACDMS is positioned as a high-performance QD-OLED gaming monitor where speed, contrast, and color accuracy are emphasized. A 280Hz refresh rate, near-instant response time, and advanced adaptive sync support are combined with robust ergonomics and modern connectivity. Through thoughtful feature integration and long-term panel coverage from ASUS, a reliable solution is provided for gamers and creators who require consistent visual performance and premium OLED technology.