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Manufacturer: ASUS Last updated: September 11, 2026
ASUS ROG Strix OLED XG27AQDMG (26.5-Inch QHD QD-OLED/240Hz/0.03ms/99% DCI-P3/True Black 400/Custom Heatsink) Review
The ROG Strix OLED XG27AQDMG uses a custom heatsink design to sustain brightness over extended gaming sessions, alongside ASUS's anti-flicker backlight technology, on a QD-OLED panel slightly smaller than the standard 27-inch class at 26.5 inches.
The QD-OLED panel delivers approximately 99% DCI-P3 color coverage and near-infinite contrast, with the custom heatsink specifically engineered to help maintain consistent brightness during long, thermally-demanding gaming sessions. 240Hz at QHD resolution with a 0.03ms GtG response time delivers class-leading motion clarity, consistent with other QD-OLED monitors in this catalog at the same resolution tier. Against the ASUS ROG Swift PG27AQDM also in this catalog, the XG27AQDMG's custom heatsink and anti-flicker backlight technology target sustained brightness and eye comfort during extended sessions, a differentiator within ASUS's own QD-OLED lineup.
Panel Technology and Picture Quality
The QD-OLED panel delivers approximately 99% DCI-P3 color coverage and near-infinite contrast, with the custom heatsink specifically engineered to help maintain consistent brightness during long, thermally-demanding gaming sessions.
Refresh Rate and Motion Performance
240Hz at QHD resolution with a 0.03ms GtG response time delivers class-leading motion clarity, consistent with other QD-OLED monitors in this catalog at the same resolution tier.
Comparison to Sibling Products
Against the ASUS ROG Swift PG27AQDM also in this catalog, the XG27AQDMG's custom heatsink and anti-flicker backlight technology target sustained brightness and eye comfort during extended sessions, a differentiator within ASUS's own QD-OLED lineup.
Specifications
Identity
| Brand | ASUS |
|---|---|
| Model Number | XG27AQDMG |
Panel
| Panel Type | WOLED |
|---|---|
| Screen Size | 26.5 in |
| Resolution | 2560 x 1440 (QHD) |
| Aspect Ratio | 16:9 |
Performance
| Refresh Rate | 240 Hz |
|---|---|
| Response Time | 0.03 ms |
| Adaptive Sync | AMD FreeSync Premium, G-Sync Compatible |
Features
| HDR Support | Yes |
|---|---|
| Curved | No |
Panel technology
| Panel Technology | WOLED |
|---|---|
| Backlight Type | Self-emissive |
| Panel Coating | Glossy |
Screen geometry
| Native Resolution | 2560x1440 |
|---|---|
| Screen Curvature | Flat |
Motion
| Max Refresh Rate | 240 Hz |
|---|---|
| Response Time GtG | 0.03 ms |
Adaptive sync
| VRR Standard | FreeSync Premium |
|---|
HDR and brightness
| HDR Certification | DisplayHDR True Black 400 |
|---|
Color
| DCI-P3 Coverage | 99 % |
|---|---|
| Color Depth | 10-bit |
Connectivity
| DisplayPort Version | 1.4 DSC |
|---|---|
| HDMI Version | 2.0 |
| USB Hub Ports | 2 |
Stand, mounting and form
| Height Adjustment Range | 120 mm |
|---|---|
| Pivot To Portrait | Yes |
| VESA Mount Pattern | 100x100 |
| Built-in Speakers | No |
| Series | ROG Strix OLED XG27AQDMG |
|---|---|
| Color Gamut | 99% DCI-P3 |
| HDR Formats | HDR10 |
| Source URL | https://rog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27aqdmg/spec/ |
Expert Review
Reviewed by Burooj Alam. Rated by us, not by users.
Best for
- Extended-session gamers wanting sustained brightness performance from a custom heatsink
- Buyers sensitive to backlight flicker wanting ASUS's anti-flicker technology
Not for
- Buyers who don't game for extended sessions and won't benefit from the heatsink design
- Anyone wanting a full 27-inch panel rather than the slightly smaller 26.5-inch size
FAQs
What are the key specifications of the ASUS ROG Strix OLED XG27AQDMG (26.5-Inch QHD QD-OLED/240Hz/0.03ms/99% DCI-P3/True Black 400/Custom Heatsink)?
The ASUS ROG Strix OLED XG27AQDMG (26.5-Inch QHD QD-OLED/240Hz/0.03ms/99% DCI-P3/True Black 400/Custom Heatsink) is a monitor from ASUS. Key specs: Panel Type QD-OLED, Screen Size 26.5, Aspect Ratio 16:9, Resolution 2560 x 1440 (QHD), Refresh Rate 240Hz.
Will the ASUS ROG Strix OLED XG27AQDMG (26.5-Inch QHD QD-OLED/240Hz/0.03ms/99% DCI-P3/True Black 400/Custom Heatsink) work with my current setup?
The ASUS ROG Strix OLED XG27AQDMG (26.5-Inch QHD QD-OLED/240Hz/0.03ms/99% DCI-P3/True Black 400/Custom Heatsink) lists Panel Type is QD-OLED. Check that against the hardware you already own before buying, since this is the field that most often decides whether a part fits.
Who is the ASUS ROG Strix OLED XG27AQDMG (26.5-Inch QHD QD-OLED/240Hz/0.03ms/99% DCI-P3/True Black 400/Custom Heatsink) best suited to?
It suits extended-session gamers wanting sustained brightness performance from a custom heatsink, buyers sensitive to backlight flicker wanting asus's anti-flicker technology.
What are the drawbacks of the ASUS ROG Strix OLED XG27AQDMG (26.5-Inch QHD QD-OLED/240Hz/0.03ms/99% DCI-P3/True Black 400/Custom Heatsink)?
It is a poor fit for buyers who don't game for extended sessions and won't benefit from the heatsink design, anyone wanting a full 27-inch panel rather than the slightly smaller 26.5-inch size.
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