ASUS ROG Strix OLED XG27UCDMG vs ASUS ROG Swift OLED PG27UCWM

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ROG Strix OLED XG27UCDMG compared with ROG Swift OLED PG27UCWM

	ASUSROG Strix OLED XG27UCDMG	ASUSROG Swift OLED PG27UCWM
Overview
Released
Released	April 2025	July 2026
Display
Screen size
Screen size	26.5″	26.5″
Resolution
Resolution	3840 × 2160 (4K)	3840 × 2160 (4K)
Sharpness
Sharpness	166 pixels per inch	166 pixels per inch
Panel
Panel	QD-OLED (4th-gen Tandem QD-OLED)	OLED (Tandem RGB-stripe WOLED; Dual mode: 1080p at 480 Hz)
Refresh rate
Refresh rate	240 Hz	240 Hz
Response time (grey to grey)
Response time (grey to grey)	0.03 ms	0.03 ms
Brightness (typical)
Brightness (typical)	250 nits	250 nits
HDR peak brightness
HDR peak brightness	1,000 nits	1,000 nits
HDR certification
HDR certification	DisplayHDR True Black 400	DisplayHDR True Black 400
HDR formats
HDR formats	HDR10	HDR10, Dolby Vision
Contrast ratio
Contrast ratio	1,500,000:1	1,500,000:1
Colour range
Colour range	99% DCI-P3, 145% sRGB	99% DCI-P3, 130% sRGB
DCI-P3 coverage
DCI-P3 coverage	99%	99%
Screen finish
Screen finish	–	Glossy
Shape
Shape	Flat	Flat
Adaptive sync
Adaptive sync	FreeSync Premium Pro, G-Sync Compatible, VESA AdaptiveSync	G-Sync Compatible, FreeSync Premium Pro, VESA AdaptiveSync
Subpixel layout
Subpixel layout	–	RGB stripe (no white subpixel)
Colour depth
Colour depth	10-bit (1.07 billion colours)	10-bit (1073.7M colours)
sRGB coverage
sRGB coverage	145%	130%
Colour accuracy
Colour accuracy	ΔE < 2; colour calibration report via DisplayWidget Center	Delta E < 2
Colour modes
Colour modes	–	GameVisual: Scenery, Racing, Cinema, RTS/RPG, FPS, sRGB, MOBA
HDR detail
HDR detail	HDR10; 1,000 cd/m² peak	ASUS notes the 1,000 cd/m² HDR peak may vary due to colour pre-calibration
Motion blur reduction
Motion blur reduction	Extreme Low Motion Blur	Extreme Low Motion Blur (ELMB)
Viewing angles
Viewing angles	178° / 178° (CR ≥ 10)	178° / 178° (CR ≥ 10)
Pixel pitch
Pixel pitch	0.153 mm	0.153 mm
Eye care
Eye care	Flicker-free, OLED Anti-Flicker 2.0, TÜV Low Blue Light (hardware)	TÜV-certified Flicker-free, OLED Anti-Flicker
Burn-in protection
Burn-in protection	ASUS OLED Care Pro, custom heatsink, Neo Proximity Sensor	ASUS OLED Care Pro (pixel cleaning, screen move, boundary detection, logo and taskbar detection, outer and global dimming, target mode); Neo Proximity Sensor with five sensitivity levels and a 1–15 minute auto-away timer; custom heatsink; GaNFET power supply
Calibration
Calibration	–	Factory pre-calibrated; calibration report via DisplayWidget Center
Connections
Video inputs
Video inputs	2 × HDMI 2.1, DisplayPort 1.4, USB-C	2 × HDMI 2.1, DisplayPort 2.1 UHBR20, USB-C
USB-C charging
USB-C charging	Up to 90 W	Up to 90 W
USB ports
USB ports	3 × USB-A	3 × USB-A
KVM switch
KVM switch	Yes	Yes
Ethernet
Ethernet	No	No
Speakers
Speakers	No	No
HDMI detail
HDMI detail	2 x HDMI 2.1 (FRL)	2 × HDMI 2.1 (FRL, 48 Gbps)
DisplayPort detail
DisplayPort detail	1 x DisplayPort 1.4 with DSC	Full 80 Gbps bandwidth (listed as DisplayPort 2.1a in ASUS's press release)
USB-C detail
USB-C detail	1 x USB-C with DisplayPort Alt Mode and 90 W Power Delivery	DisplayPort Alt Mode
USB hub detail
USB hub detail	3 x USB-A 3.2 Gen 1 (5 Gbps) downstream, 1 x USB-B upstream	3 × USB 3.2 Gen 1 Type-A (5 V / 0.9 A), USB-B upstream
Picture by picture
Picture by picture	PiP and PbP	PIP and PBP
Audio out
Audio out	Earphone jack	Earphone jack
Design
Stand adjusts
Stand adjusts	Height, tilt, swivel, pivot	Height, tilt, swivel, pivot
VESA mount
VESA mount	Yes	Yes
Weight with stand
Weight with stand	7.44 kg	8.1 kg
Height adjustment
Height adjustment	0–120 mm	0–110 mm
Tilt
Tilt	-5° to 20°	+20° to −5°
Swivel
Swivel	-45° to 45°	+30° to −30°
Pivot
Pivot	-90° to 90°	+90° to −90°
VESA pattern
VESA pattern	100 x 100 mm	100 × 100 mm
Size with stand
Size with stand	610.3 x 389.4–509.4 x 168.7 mm (W x H x D)	60.6 × 54.8 × 25.6 cm (W × H × D, highest position)
Size without stand
Size without stand	610.3 x 369.2 x 66.5 mm (W x H x D)	60.6 × 36.9 × 6.3 cm (W × H × D)
Weight without stand
Weight without stand	5.0 kg	5.4 kg
Controls
Controls	1/4-inch tripod socket on the stand, Aura Sync lighting	5-way control button and close button on the back; hotkeys for Dual Mode, GamePlus, GameVisual, volume and pixel cleaning
Colours
Colours	Black	Black
Power and support
Power use
Power use	Less than 80 W on (200 nits), less than 0.5 W power saving, less than 0.3 W off	Under 50 W on; under 0.5 W power saving; under 0.3 W off
Energy class
Energy class	–	F (SDR), G (HDR)
Power supply
Power supply	AC 100–240 V, 50/60 Hz	100–240 V AC, 50/60 Hz
Software
Software	DisplayWidget Center	DisplayWidget Center; ASUS Display Control CLI and Agent Skill
Certifications
Certifications	VESA DisplayHDR 400 True Black, VESA AdaptiveSync Display 240Hz, AMD FreeSync Premium Pro, G-SYNC Compatible, TÜV Flicker-free, TÜV Low Blue Light	TÜV Flicker-free; VESA AdaptiveSync Display (240 Hz and 480 Hz)
Warranty
Warranty	3 years, including panel burn-in	3 years (including panel burn-in)
In the box
In the box	DisplayPort cable, HDMI Ultra High Speed cable, USB-C cable, USB 3.2 cable, power cord, VESA mount kit, microfiber cloth, ROG pouch	DisplayPort 2.1 (DP80) cable, HDMI Ultra High Speed cable, USB-C cable, USB 3.2 cable, power cord, VESA mount kit, microfiber cloth, ROG pouch, ROG sticker, quick start guide, warranty card