Product specifications

Specification	Details
Brand	ASUS
Product series	ROG Strix OLED
Model	XG27ACDMS
Screen size	26.5 inches (marketed as 27 inches)
Panel technology	QD-OLED
Screen shape	Flat
Display surface	Anti-reflection, semi-glossy
Resolution	2560 × 1440 pixels (QHD / 2K)
Aspect ratio	16:9
Refresh rate	Up to 280Hz
Response time	0.03ms (GTG)
Typical brightness	250 cd/m²
Peak HDR brightness	Up to 1000 cd/m²
Contrast ratio	1,500,000:1
HDR support	HDR10, VESA DisplayHDR True Black 400
Colour gamut	99% DCI-P3
Colour depth	10-bit, 1.07 billion colours
Colour accuracy	Delta E ≤ 2
Adaptive sync	NVIDIA G-SYNC Compatible, AMD FreeSync Premium Pro
DisplayPort	1 × DisplayPort 1.4 with DSC
HDMI	1 × HDMI 2.1
USB-C	1 × USB-C with DisplayPort Alt Mode and 15W power delivery
Headphone output	Yes
Built-in speakers	No
VESA mount	100 × 100 mm
Height adjustment	Up to 110mm
Tilt	-5° to +20°
Swivel	-45° to +45°
Pivot	-90° to +90°
OLED protection	ASUS OLED Care Pro, Neo Proximity Sensor
Lighting	Aura Sync
Typical power consumption	Under 28W
Colour	Black / silver-white accents
Intended use	Competitive gaming, esports and high-refresh PC gaming

Product attributes

Attribute	Value
Product type	Gaming monitor
Display category	QHD / 2K
Panel type	QD-OLED
Refresh rate category	280Hz
Response time category	0.03ms
HDR category	DisplayHDR True Black 400
Sync technology	FreeSync Premium Pro / G-SYNC Compatible
Connectivity	HDMI 2.1, DisplayPort 1.4, USB-C
USB-C power delivery	15W
Stand rotation	Pivot up to 90°
Height-adjustable stand	Yes
Wall mounting	VESA 100 × 100 mm
OLED protection	OLED Care Pro
Recommended use	Gaming and esports