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Asus Asus ROG Strix OLED XG27UCDMG – Specs & Features Monitor
RATED
Excellent
9.6/10

26.5″ Asus ROG Strix OLED XG27UCDMG – Specs & Features

The ASUS ROG Strix OLED XG27UCDMG is a 3840 x 2160 pixels / Ultra HD (UHD) / 4K / 2160p QD-OLED monitor rated for a 48 Hz - 240 Hz refresh range.

26.5″ · 16:9 · MODEL YEAR 2025
Asus●Monitor
Asus Monitor
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Display
26.5 in, QD-OLED, 3840 x 2160 pixels / Ultra HD (UHD) / 4K / 2160p
26.5
Refresh Rate
48 Hz - 240 Hz
48 Hz
Brightness
Contrast Ratio
1500000 : 1
1500000

Pros & Cons

Pros
  • 48 Hz 240 Hz refresh range with 0.03 ms GtG response is built for competitive, fast-paced gaming
  • 1500000 : 1 contrast delivers near-infinite black depth
  • FreeSync, G-Sync, VESA AdaptiveSync Display 240Hz give broad adaptive-sync compatibility
  • 145 % sRGB coverage solid coverage for everyday colour accuracy
  • Built-in USB hub adds convenient peripheral connectivity
Cons
  • No listed built-in speakers
  • No energy-efficiency certification (e.g. ENERGY STAR, TCO) is listed
  • HDCP support isn’t explicitly confirmed for protected 4K/HDR streaming
  • No factory or hardware colour calibration is listed

Score & Ratings

9.6/10 Great
Design
9
Display
10
Color Performance
7
Performance
10
Connectivity
10
Model Information 14
Specification Value
Brand ASUS
Series ROG Strix
Model ROG Strix OLED XG27UCDMG
Model Alias ROG Strix XG27UCDMG
Full Product Name ASUS ROG Strix OLED XG27UCDMG
Model Year 2025
Monitor Type Gaming Monitor
Market Position Upper-Mid to High-End Gaming
Primary Use Competitive & Immersive Gaming
Launch Status 2025
Available Colors Black
Warranty 3 years (36 months) standard limited warranty from date of purchase
Panel Warranty 3 years
Burn-In Warranty 3 years (36 months) OLED panel burn-in coverage on most models
Display & Panel 16
Specification Value
Screen Size 26.5 in
Exact Diagonal 673.2 mm (26.50 in)
Aspect Ratio 16:9
Active Display Width 589.97 mm (23.23 in)
Active Display Height 332.93 mm (13.11 in)
Display Area 86.79 % (percent)
Panel Type QD-OLED (Samsung)
Panel Technology OLED
Panel Manufacturer Samsung
OLED Technology QD-OLED
OLED Generation 4th Gen QD-OLED
Backlight Type Self-emissive (no backlight — OLED)
Self-Emissive Display Yes
Quantum Dot Yes
3D Support No
Screen Coating Anti-glare / Matte

26.5" Display Size (67.3 cm) 16:9

67.3cm 26.5" 59 cm / 23.2" 61.3 cm / 24.1" (overall unit) 33.3 cm 13.1" 36.9 cm 14.5" (overall)
Resolution & Pixel Details 3
Specification Value
Native Resolution 3840 x 2160 pixels / Ultra HD (UHD) / 4K / 2160p
Pixel Density 165 ppi / 65 ppcm
Pixel Pitch 0.155 mm (millimeters)

Resolution at a Glance

3840×2160 This screen 8K — 7,680×4,320 4K — 3,840×2,160 FHD — 1,920×1,080 HD — 1,280×720 8.3 MP — 4× the pixels of Full HD
Picture Quality & Color 12
Specification Value
Panel Bit Depth 10 bits
FRC No
Display Colors 1073741824 colors / 30 bits
Peak Brightness 1000 cd/m²
Static Contrast Ratio 1500000 : 1
Horizontal Viewing Angle 178 °
Vertical Viewing Angle 178 °
HDR Support
HDR10
HDR10 Yes
sRGB Coverage 145 %
DCI-P3 Coverage 99%
Gamma Adjustment Yes
DESK DISTANCE FIT 65cm
~65 cm desk distance
Ideal Fit
49°
CompactIdeal FitWideUltra-Wide

Fills central vision comfortably at a typical desk distance — no head movement needed.

Refresh Rate, Response & Gaming 11
Specification Value
Native Refresh Rate 240 Hz
Refresh Rate Range 48 Hz - 240 Hz
Minimum Response Time 0.03 ms
AMD FreeSync Premium Pro
NVIDIA G-Sync Compatible
Motion Blur Reduction ELMB
Shadow Boost Yes
GameFast Input Yes
GameVisual Yes
Picture-by-Picture Yes
Picture-in-Picture Yes
Ports & Connectivity 14
Specification Value
HDMI Ports
2
HDMI Version 2.1
HDMI Bandwidth 30 kHz - 590 kHz
DisplayPort Input 1
DisplayPort Version 1.4
USB-C Video Input Yes
DisplayPort Alt Mode Yes
Display Stream Compression Yes
USB-C Data Speed 5 Gbps (USB 3.2 Gen 1)
USB-C Power Delivery 90W
USB-A Ports
3
KVM Switch Yes
Audio Output 3.5 mm
Headphone Output 3.5 mm Audio Out

Ports & Connections

HDMI2USB-A3USB-CDisplayPortHeadphone3
Audio, Camera, Network & Smart Features 1
Specification Value
Built-In Camera No
Ergonomics & Stand 16
Specification Value
VESA Mount 100 x 100 mm
VESA Size 100 x 100 mm
Removable Stand Yes
Height Adjustment 120 mm
Height Adjustment Range 120 mm (4.72 in)
Tilt Adjustment Yes
Forward Tilt 5 °
Backward Tilt 20 ° / 1 / 4" Tripod Socket
Swivel Adjustment Yes
Left Swivel 45 °
Right Swivel 45 °
Left Pivot 90 °
Right Pivot 90 °
Portrait Mode Yes
Security Lock Yes
Anti-Theft Lock Kensington Lock
Dimensions, Weight & Design 6
Specification Value
Dimensions With Stand 613 mm x 389.4 mm x 168.7 mm (W x H x D)
Dimensions Without Stand 613 mm x 369.2 mm x 66.5 mm (W x H x D)
Weight With Stand 7.44 kg (16.4 lbs)
Weight Without Stand 5 kg (11.02 lbs)
Stand Depth 168.7 mm (6.64 in)
RGB Lighting Yes
Power & Operating Conditions 13
Specification Value
Power Input 100–240V
110V Input Range 100 V - 120 V
220V Input Range 220 V - 240 V
AC Frequency 50 Hz - 60 Hz
Average Power Consumption 80 W
Sleep Consumption 0.5 W
Off Consumption 0.3 W
Operating Temperature 0 °C - 40 °C / 32 °F - 104 °F
Operating Humidity 20 % - 80 %
Operating Altitude 3658 m / 12001.3 ft
Storage Temperature -20 °C - 60 °C / -4 °F - 140 °F
Storage Humidity 10 % - 90 %
Storage Altitude 12192 m / 40000 ft
Eye Care, Protection & Additional Features 15
Specification Value
Flicker-Free Yes
Low Blue Light Yes
Proximity Sensor Yes
OLED Protection Yes
OLED Care Yes
Burn-In Protection Yes (ASUS OLED Care / OLED Care Pro)
Thermal Management Yes
Custom Heatsink Yes
Desktop Control Software Yes
Monitor Management Software Yes
Screen Split Yes
Aura Sync Yes
Multiple HDR Modes Yes
Anti-Theft Slot Yes (Kensington lock slot)
Additional Monitor Features 6-axis adjustment; Asus DisplayWidget Center; Aura Sync; Clear Pixel Edge; Color Temperature Selection; Custom Heatsink; GameFast Input; GamePlus; GameVisual; Multiple HDR Mode; Neo Proximity Sensor
Certifications, Standards & Licenses 4
Specification Value
TÜV Flicker-Free Yes
TÜV Low Blue Light Yes
VESA DisplayHDR Display / HDR 400 True Black
VESA AdaptiveSync Display 240Hz
Included Accessories 4
Specification Value
HDMI Cable HDMI cable
DisplayPort Cable DisplayPort cable (optional)
USB-C Cable USB Type-C cable
USB Upstream Cable USB 3.2 cable (optional)
Packaging Information 5
Specification Value
Package Dimensions 860 mm x 500 mm x 163 mm (W x H x D)
Package Width 860 mm (33.86 in)
Package Height 500 mm (19.68 in)
Package Depth 163 mm (6.42 in)
Package Weight 10.3 kg (22.71 lbs)
⚡

Estimated Running Cost

Based on this product's rated power draw, not an independent lab measurement — actual usage varies with settings and content.

Daily—
Monthly—
Annually—

Uses about 54% less power than the average we track in this category.

Reviews

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DISPLAYINPUT · INDEPENDENT · SPEC-BASED · NO SPONSORED PLACEMENT SHEET № ROG STRIX OLED XG27UCDMG