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ASUS ROG Strix OLED XG27UCDMG vs ASUS ROG Strix Pulsar XG27AQNGV

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

ASUSROG Strix OLED XG27UCDMGASUSROG Strix Pulsar XG27AQNGV
Overview
ReleasedApril 2025January 2026
Display
Screen size26.5″27″
Resolution3840 × 2160 (4K)2560 × 1440 (QHD)
Sharpness166 pixels per inch109 pixels per inch
PanelQD-OLED (4th-gen Tandem QD-OLED)IPS (Ultrafast IPS)
Refresh rate240 Hz360 Hz
Response time (grey to grey)0.03 ms1 ms
Brightness (typical)250 nits400 nits
HDR peak brightness1,000 nits500 nits
HDR certificationDisplayHDR True Black 400–
HDR formatsHDR10HDR10
Contrast ratio1,500,000:11,000:1
Colour range99% DCI-P3, 145% sRGB90% DCI-P3
DCI-P3 coverage99%90%
Screen finish–Matte
ShapeFlatFlat
Adaptive syncFreeSync Premium Pro, G-Sync Compatible, VESA AdaptiveSyncG-Sync, VESA AdaptiveSync
Colour depth10-bit (1.07 billion colours)10-bit, 1073.7M colours (ASUS's user guide lists 16.7M colours)
sRGB coverage145%–
Colour accuracyΔE < 2; colour calibration report via DisplayWidget CenterDelta E < 2
Colour modes–GameVisual: Scenery, Racing, Cinema, RTS/RPG, G-SYNC Esports, sRGB
Response time detail–Overdrive modes: Extreme, Esports, Normal, Off
HDR detailHDR10; 1,000 cd/m² peak–
Motion blur reductionExtreme Low Motion BlurNVIDIA G-SYNC Pulsar (variable-frequency backlight strobing with VRR), Pulsar Low FPS; ULMB 2 when G-SYNC is off
Viewing angles178° / 178° (CR ≥ 10)178° / 178° (CR ≥ 10)
Pixel pitch0.153 mm0.233 mm
Eye careFlicker-free, OLED Anti-Flicker 2.0, TÜV Low Blue Light (hardware)TÜV-certified Flicker-free and Low Blue Light (hardware solution); G-SYNC Ambient Adaptive brightness and colour temperature via a built-in light sensor
Calibration–Colour pre-calibration report in the box
Burn-in protectionASUS OLED Care Pro, custom heatsink, Neo Proximity Sensor–
Connections
Video inputs2 × HDMI 2.1, DisplayPort 1.4, USB-C2 × HDMI 2.1, DisplayPort 1.4
USB-C chargingUp to 90 WNone
USB ports3 × USB-A3 × USB-A
KVM switchYesNo
EthernetNoNo
SpeakersNoNo
HDMI detail2 x HDMI 2.1 (FRL)2 × HDMI 2.1 (FRL); 50–120 Hz vertical range
DisplayPort detail1 x DisplayPort 1.4 with DSCDisplayPort 1.4 with DSC; 59–360 Hz vertical range
USB-C detail1 x USB-C with DisplayPort Alt Mode and 90 W Power Delivery–
USB hub detail3 x USB-A 3.2 Gen 1 (5 Gbps) downstream, 1 x USB-B upstream3 × USB 3.2 Gen 1 Type-A, 1 × USB 3.2 Gen 1 Type-B upstream
Picture by picturePiP and PbP–
Audio outEarphone jackEarphone jack
Design
Stand adjustsHeight, tilt, swivel, pivotHeight, tilt, swivel, pivot
VESA mountYesYes
Weight with stand7.44 kg6.5 kg
Height adjustment0–120 mm0–110 mm
Tilt-5° to 20°+20° to −5°
Swivel-45° to 45°+45° to −45°
Pivot-90° to 90°+90° to −90°
VESA pattern100 x 100 mm100 × 100 mm
Size with stand610.3 x 389.4–509.4 x 168.7 mm (W x H x D)61.4 × 50.3 × 18.8 cm (W × H × D)
Size without stand610.3 x 369.2 x 66.5 mm (W x H x D)61.4 × 36.7 × 8.6 cm (W × H × D)
Weight without stand5.0 kg4.3 kg
Controls1/4-inch tripod socket on the stand, Aura Sync lighting5-way button, close button, two shortcut buttons (GamePlus and GameVisual by default) and power button
ColoursBlackBlack
Power and support
Power useLess than 80 W on (200 nits), less than 0.5 W power saving, less than 0.3 W offUnder 38 W on; under 0.5 W standby; under 0.3 W off
Energy class–F (SDR), G (HDR)
Power supplyAC 100–240 V, 50/60 HzExternal AC adapter, 20 V 9 A
SoftwareDisplayWidget Center–
CertificationsVESA DisplayHDR 400 True Black, VESA AdaptiveSync Display 240Hz, AMD FreeSync Premium Pro, G-SYNC Compatible, TÜV Flicker-free, TÜV Low Blue LightG-SYNC Pulsar, TÜV Flicker-free, TÜV Low Blue Light (Hardware Solution)
Warranty3 years, including panel burn-in–
In the boxDisplayPort cable, HDMI Ultra High Speed cable, USB-C cable, USB 3.2 cable, power cord, VESA mount kit, microfiber cloth, ROG pouchDisplayPort cable, power adapter, power cord, colour pre-calibration report, ROG pouch, quick start guide, warranty card

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