Product specifications

Specification	Details
Brand	ASUS
Product line	ROG Strix OLED
Model	XG27UQDMS
Screen size	26.5 inches (marketed as 27-inch)
Display technology	Tandem QD-OLED
Resolution	3840 × 2160 (4K UHD)
Aspect ratio	16:9
Refresh rate	240Hz
Response time	0.03ms (GtG)
Peak HDR brightness	Up to 1,000 cd/m²
Typical contrast ratio	1,500,000:1
HDR support	HDR10, VESA DisplayHDR True Black 400
Color gamut	99% DCI-P3
Color depth	10-bit, 1.07 billion colors
Color accuracy	Delta E less than 2
Screen finish	Anti-reflection
Adaptive sync	Adaptive-Sync, AMD FreeSync Premium Pro
NVIDIA support	G-SYNC Compatible
Built-in speakers	No
Headphone jack	Yes, 3.5mm
USB hub	2 × USB 3.2 Gen 1 Type-A
Video inputs	2 × HDMI 2.1, 1 × DisplayPort 1.4 DSC
VESA mounting	100 × 100 mm

Product attributes

Attribute	Value
Product type	Gaming monitor
Screen size category	27-inch
Resolution category	4K UHD
Panel type	Tandem QD-OLED
Screen shape	Flat
Refresh rate	240Hz
Response time	0.03ms
HDR category	DisplayHDR True Black 400
Color gamut	99% DCI-P3
Connectivity	HDMI 2.1, DisplayPort 1.4
USB ports	2 × USB-A 3.2 Gen 1
Height adjustment	Up to 110mm
Tilt adjustment	-5° to +20°
Swivel adjustment	-45° to +45°
Pivot adjustment	-90° to +90°
VESA compatible	Yes, 100 × 100 mm
Built-in speakers	No
Color	Black
Intended use	Competitive gaming, PC gaming and high-resolution entertainment