Display
26.5-inch, QD-OLED, 2560 x 1440
26.5
Refresh Rate
48 Hz - 360 Hz
48 Hz
Brightness
- (peak 1000 cd/m²)
1000 cd
Contrast Ratio
1500000 : 1
1500000
Overview
A 360 Hz ceiling gives the Asus ROG Strix OLED XG27AQDNG its purpose as a 26.5-inch QHD QD-OLED gaming monitor with speed, colour and deep contrast. It lists 0.03 ms GtG, FreeSync Premium Pro, G-Sync Compatible and VESA AdaptiveSync Display 360 Hz, covering both GPU brands. Its 2560 x 1440 resolution reaches 110 PPI, while 99% DCI-P3, 10-bit colour and a 1,000 cd/m² peak strengthen games and media. Two HDMI 2.1 inputs, DisplayPort 1.4, a two-port USB hub and stand adjustment finish the setup. The limitations are no USB-C, no speakers and no published typical brightness, so HDR output cannot be judged. DisplayHDR 400 True Black suits OLED blacks, but the sheet does not state the peak-brightness window. Buy it if 360 Hz QD-OLED speed is the priority; skip it if laptop docking or verified sustained brightness is needed.
BrandAsusPanel TypeQD-OLED (Samsung)Resolution2560 x 1440Refresh Rate48 Hz - 360 Hz
Key Highlights
- 360 Hz QHD QD-OLED panel
- 0.03 ms GtG response-time claim
- 99% DCI-P3 and 10-bit colour
- FreeSync Premium Pro, G-Sync Compatible and VESA AdaptiveSync
- Two HDMI 2.1 inputs and a two-port USB hub
Who Should Buy the Asus ROG Strix OLED XG27AQDNG
+ Best For
Competitive OLED players
360 Hz and 0.03 ms target fast reaction-led games
Wide-gamut gaming
99% DCI-P3 and 10-bit output support rich colour
Radeon and GeForce users
both FreeSync Premium Pro and G-Sync Compatible are listed
Ergonomic desks
height, pivot, swivel and tilt are all included
× Not Ideal For
USB-C laptop users
no USB-C video or charging is provided
Speaker-dependent setups
audio requires the 3.5 mm output
Buyers needing sustained HDR figures
typical brightness is not published
Low-power systems
QHD at very high frame rates needs substantial GPU performance
Display Performance
Refresh Rate
48 Hz - 360 Hz
Very high ceiling for competitive QHD play
Response Time
0.03 ms (GtG)
Extremely low OLED transition claim
Brightness
1000 cd/m² peak; typical not published
Highlight potential is stated, sustained output is unknown
Contrast
1500000 : 1
High claimed self-emissive contrast
Colour Gamut
135% sRGB; 99% DCI-P3
Broad colour reach for games and media
HDR
HDR10 / DisplayHDR 400 True Black
OLED-focused badge with no published typical brightness
Gaming Performance
Refresh Rate48 Hz - 360 HzSuits very high-frame-rate QHD gaming
Response Time0.03 ms (GtG)Fast claimed pixel transition
VRR / Adaptive SyncFreeSync Premium Pro / G-Sync Compatible / VESA AdaptiveSync Display 360 HzBroad GPU and standards support
GPU RequirementHigh-end GPU recommendedReaching 360 fps at QHD is demanding
HDR & Brightness Reality
DisplayHDR 400 True Black is more relevant on QD-OLED than ordinary DisplayHDR 400 is on an LCD because each pixel can switch itself off. The sheet also claims a 1,000 cd/m² peak and 1,500,000:1 contrast. However, typical brightness and the peak test window are not published, so full-screen and sustained output remain unknown. Expect the specification to favour dark detail and small highlights rather than proving consistently bright HDR scenes.
Connectivity & Ports
HDMI2 x HDMI 2.1Two modern gaming inputs
DisplayPort1 x DisplayPort 1.4 with DSCMain high-refresh PC connection
USB-CNot availableNo laptop charging or single-cable video
USB Hub2 x USB 3.2 Type-A downstream with Type-B upstreamUseful for keyboard, mouse and other peripherals
Audio Out3.5 mmRequired for headphones or external speakers
Desk Fit & Ergonomics
Size / Footprint611.1 x 392.5 x 169.4 mm with standCompact stand depth for a 26.5-inch gaming screen
StandRemovable; 6.1 kg total weightFull movement without excessive total weight
VESA Mount100 x 100 mmSupports standard arms
Tilt-5° to +20°Conventional adjustment range
Height Adjust110 mmUseful vertical movement
Swivel / Pivot±45° swivel; ±90° pivotBroad side movement and portrait rotation
Real-World Use Cases
360 Hz and 0.03 ms GtG target fast multiplayer titles
99% DCI-P3 and 10-bit output suit vivid visual work
two HDMI 2.1 inputs plus DisplayPort handle several sources
the Type-B upstream and two Type-A ports form a basic USB hub
Pros & Cons
Pros
- 360 Hz QD-OLED performance
- 99% DCI-P3 and 10-bit colour
- Broad adaptive-sync support
- Two HDMI 2.1 inputs
- Full ergonomic adjustment
Cons
- No USB-C
- No built-in speakers
- Typical brightness is not published
- Only a two-port USB hub
Score & Ratings
9/10
Great
Basic Information
5
| Specification | Value |
|---|---|
| Brand | Asus |
| Model | ROG Strix OLED XG27AQDNG |
| Series | ROG Strix |
| Model Alias | XG27AQDNG |
| Model Year | 2025 |
Display
8
| Specification | Value | What It Means |
|---|---|---|
| Size Class | 26.5-inch | |
| Panel Type | QD-OLED (Samsung) | QD-OLED at 360 Hz - combines self-emissive black levels with very fast refresh, while OLED care remains relevant for static desktop use. |
| Curvature | Not specified | |
| Resolution | 2560 x 1440 | 2560 x 1440 on 26.5 inches - sharp enough for detailed gaming while lighter to drive than 4K. |
| Aspect Ratio | 16:9 | |
| Pixel Density | 110 PPI | 110 PPI - a comfortable desk-distance balance between clarity and interface size. |
| Pixel Pitch | 0.229 mm (millimeters) | |
| Display Area | 87.24 % (percent) |
Color & HDR
5
| Specification | Value | What It Means |
|---|---|---|
| Color Depth | 10 bits | |
| Colors | 1073741824 colors | |
| sRGB | 135% | |
| DCI-P3 Coverage | 99% | 99% - nearly complete wide-gamut coverage for games and media. |
| HDR Support | DisplayHDR 400 True BlackHDR10 |
Brightness & Contrast
3
| Specification | Value | What It Means |
|---|---|---|
| Peak Brightness | 1000 cd/m² | 1000 cd/m² - strong small-highlight potential, but typical and full-screen values are missing. |
| Contrast | 1500000 : 1 | 1500000 : 1 - supports deep blacks from self-emissive pixels. |
Performance
3
| Specification | Value | What It Means |
|---|---|---|
| Refresh Rate | 48 Hz - 360 Hz | 48 Hz - 360 Hz - wide variable-refresh range for both ordinary and competitive frame rates. |
| Response Time | 0.03 ms (GtG) | 0.03 ms (GtG) - extremely low claimed transitions that suit rapid motion. |
| Adaptive Sync | AMD FreeSync Premium ProNVIDIA G-Sync CompatibleVESA AdaptiveSync Display 360 Hz |
FreeSync Premium Pro / G-Sync Compatible / VESA AdaptiveSync Display 360 Hz - broad support across GPU brands and standards. |
Display Technologies
1
| Specification | Value |
|---|---|
| Advanced Display Technologies | Panel Technology: Gen 3 QD-OLED display panelBacklight: Self-emissive (no backlight — OLED)Viewing Angles: 178° / 178° (H / V)MPRT Response: -Dynamic Contrast: -Input Lag: -Screen Coating: Anti-glare/Matte |
Camera
1
| Specification | Value |
|---|---|
| Camera | No |
Audio
1
| Specification | Value |
|---|---|
| Audio | 3.5 mm Audio Out |
Connectivity & Ports
2
| Specification | Value | What It Means |
|---|---|---|
| Ports | 1× USB 3.2 (Type-B · Gen 1 · upstream)2× USB 3.2 (Type-A · Gen 1 · 5 Gbps · downstream)2× HDMI 2.11× DisplayPort 1.4 (DSC)1× 3.5 mm Audio OutHigh-bandwidth Digital Content Protection (HDCP) |
Two HDMI 2.1 inputs and DisplayPort 1.4 DSC - strong gaming connectivity, but no USB-C laptop route. |
Ergonomics
6
| Specification | Value |
|---|---|
| VESA Mount | 100 x 100 mm |
| Height Adjustment | 110 mm |
| Pivot | ±90° |
| Swivel | ±45° |
| Tilt | -5° to +20° |
| Removable Stand | Yes |
Gaming Features
1
| Specification | Value |
|---|---|
| Gaming Features | Adjustable HDRAI CrosshairAI Shadow BoostAMD FreeSync Premium ProExtreme Low Motion Blur (ELMB)GameFast InputGamePlus (Crosshair / Timer / Stopwatch / FPS Counter / Display Alignment / Sniper)GameVisualNVIDIA G-Sync CompatibleTrace Free TechnologyVESA AdaptiveSync Display 360 Hz |
Smart & Software Features
2
| Specification | Value |
|---|---|
| Smart Features | 6-axis Color AdjustmentAI VisualAsus Aura Sync LightingAsus DisplayWidget CenterAsus OLED Care ProAspect ControlAsus Power SyncClear Pixel EdgeColor Temperature SelectionCustomized heatsinkGamma AdjustmentIntelligent voltage optimizationLow Blue LightNeo Proximity SensorOLED Anti-flicker technologyROG Gaming A.I.Uniform Brightness |
Power Consumption
5
| Specification | Value |
|---|---|
| Voltage | 100–240V |
| Frequency | 50/60Hz |
| Average Consumption | 60W |
| Standby | 0.3W |
Certificates
1
| Specification | Value |
|---|---|
| Certificates | TÜV Rheinland Flicker-free CertifiedTÜV Rheinland Low Blue Light Certified (Hardware Solution) |
Design, Build & Dimensions
9
| Specification | Value |
|---|---|
| Without Stand Width | 611.1 mm |
| Without Stand Height | 369.6 mm |
| Without Stand Depth | 66.5 mm |
| Without Stand Weight | 4.1 kg |
| With Stand Width | 611.1 mm |
| With Stand Height | 392.5 mm |
| With Stand Depth | 169.4 mm |
| With Stand Weight | 6.1 kg |
| Color | Black |
Operating Conditions
2
| Specification | Value |
|---|---|
| Temperature | 0°C – 40°C |
Frequently Asked Questions
01 What is missing from the XG27AQDNG brightness specification? +
Peak brightness is listed at 1000 cd/m², but typical brightness is absent. The sheet also gives no test-window size or duration for the peak.
02 How demanding is 360 Hz at 2560 x 1440? +
It requires a high-end GPU and games capable of extremely high frame rates. Competitive settings or lighter titles are more likely to approach the panel ceiling.
03 Why does True Black HDR matter on this QD-OLED panel? +
Self-emissive pixels can produce very dark blacks without an LCD backlight. That helps contrast, although it does not answer how bright large HDR scenes can remain.
04 What replaces USB-C in the XG27AQDNG connection layout? +
Video comes through two HDMI 2.1 inputs or DisplayPort 1.4 with DSC. The USB hub uses a Type-B upstream connection and provides two Type-A downstream ports.
05 How flexible is the compact stand despite its shallow depth? +
It provides 110 mm height adjustment, ±45° swivel, ±90° pivot and -5° to +20° tilt. The listed stand depth is 169.4 mm.
Reviews
DISPLAYINPUT · INDEPENDENT · SPEC-BASED · NO SPONSORED PLACEMENT
SHEET № ROG STRIX OLED XG27AQDNG