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27 inch black OLED gaming monitor with glossy screen and ultrathin bezels on adjustable stand

ASUS

ASUS XG27AQDMG 27" QHD 240Hz OLED gaming monitor

SKU CH-KE39-FHF3K MPN XG27AQDMG

A 27-inch QHD OLED gaming monitor with 240 Hz refresh rate, 0.03 ms response time, 99% DCI-P3 colour and HDR peak brightness of 1,300 cd/m²

  • Cabinet ColorBlack
  • Bezel Design3 Sided Ultrathin Frame
  • Screen Size27"
  • WidescreenYes
  • PanelOLED
  • Display TypeQHD

Option Glossy Coating

  • 5-inch glossy WOLED panel delivers deep contrast at 1,500,000:1
  • 240 Hz refresh rate with 0.03 ms response time for smooth motion
  • 99% DCI-P3 and 135% sRGB coverage for accurate colour
  • HDR peak brightness reaches 1,300 cd/m² for vivid highlights
  • Ergonomic stand offers height, pivot, swivel and tilt adjustment

27" QHD OLED Gaming Monitor

The ASUS XG27AQDMG is a 26.5-inch glossy WOLED display built for competitive gaming. It delivers a 2560 x 1440 resolution with a 240 Hz refresh rate and a 0.03 ms GTG response time. The panel covers 99% DCI-P3 and 135% sRGB, producing 1.073 billion colours for vivid, accurate visuals.

Connectivity and Ergonomic Stand

The monitor provides HDMI and DisplayPort inputs alongside a built-in USB hub for peripheral connectivity. Its stand offers height adjustment, pivot, swivel and tilt so the screen can be positioned for any desk layout. ASUS DisplayWidget Center software lets users change settings and access OLED Care functions with a mouse.

Thermal Design and Power Efficiency

A custom heatsink and advanced airflow design dissipate heat without active cooling, keeping the panel stable during long sessions. OLED Care features such as pixel cleaning, screen saver and an optional uniform brightness setting reduce the risk of burn-in. Typical full-screen brightness is 275 cd/m², while HDR peaks reach 1,300 cd/m².

Highlights

  • 5-inch glossy WOLED panel delivers deep contrast at 1,500,000:1
  • 240 Hz refresh rate with 0.03 ms response time for smooth motion
  • 99% DCI-P3 and 135% sRGB coverage for accurate colour
  • HDR peak brightness reaches 1,300 cd/m² for vivid highlights
  • Ergonomic stand offers height, pivot, swivel and tilt adjustment

Specifications

BrandASUS
ModelXG27AQDMG
Cabinet ColorBlack
Bezel Design3 Sided Ultrathin Frame
Screen Size27"
WidescreenYes
PanelOLED
Display TypeQHD
Adaptive Sync TechnologyFreeSync Premium & G-Sync Compatible
Maximum Resolution2560 x 1440
Resolution2560 x 1440 (2K)
Viewing Angle178° (H) / 178° (V)
Aspect Ratio16:9
Brightness450 cd/m2 (Max), 1,300 cd/m2 (HDR, Peak), 275 cd/m2 (100% APL)
Contrast Ratio1,500,000:1
Response Time0.03 ms (GTG)
Color Gamut99% DCI-P3
135% sRGB
Display Colors1.073 Billion
Monitor Pixel Density0.229mm
Refresh Rate240Hz
VESA Certified DisplayHDRDisplayHDR True Black 400
Curved Surface ScreenFlat Panel
HDMI2 x HDMI 2.0
DisplayPort1 x DisplayPort 1.4
Video Ports1 x DisplayPort 1.4 / 2 x HDMI 2.0
USB Ports2 x USB 3.2 Gen 1 Type-A
Headphone1 x Earphone jack
Power ConsumptionPower Consumption: <25W
Power Saving Mode: <0.5W
Power Off Mode: <0.3W
Stand AdjustmentsTilt: +20° ~ -5°
Swivel: +45° ~ -45°
Pivot: +90° ~ -90°
Height Adjustment: 0~120mm
Built-in SpeakersNo
Built-in WebcamNo
VESA Compatibility - Mountable100 x 100mm
Dimensions20.00" x 23.82" x 8.62" with stand
14.49" x 23.82" x 1.97" without stand
Weight14.77 lbs. with stand
9.26 lbs. without stand
Package ContentsDisplayPort cable
HDMI cable
Microfiber cloth
Power adapter
Power cord
Quick start guide
ROG pouch
ROG sticker
USB 3.2 cable
VESA mount kit
Warranty Card
Shipping weight7.71 kg
Package size648 × 432 × 229 mm

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Questions about this item

Will the stand let me use the monitor in portrait mode?

Yes, the included stand provides height adjustment, tilt, swivel and pivot so you can rotate the screen for vertical use

Does the monitor support both AMD and Nvidia adaptive sync?

It is certified for FreeSync Premium and is also G-Sync Compatible, so variable refresh works with both GPU brands

What peak brightness can I expect in HDR content?

The panel reaches 1300 cd/m2 peak in HDR, while full-screen white is rated at 275 cd/m2

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