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What it is
The ASUS ROG Strix XG27UCDMG is a 26.5 inch flat 4K QD-OLED monitor designed for high refresh rates and colour accuracy, supporting 1.073 billion colours and a 240 Hz refresh rate.
Who it's for
This monitor suits users who want a sharp 4K display with smooth motion handling, such as gamers or content creators needing vibrant colour and quick response.
Why it's good
It combines a 16:9 aspect ratio with a very high 240 Hz refresh rate, ideal for fast-moving visuals. The quantum dot OLED panel offers deep colours and accuracy with wide sRGB coverage.
When to choose it
Pick this if you need a compact 27-inch display with premium 4K resolution, excellent colour fidelity, and very fast refresh for visually intensive tasks.
Specifications
| Display | |
|---|---|
| HDCP | Yes |
| Screen shape | Flat |
| Display number of colours | 1.073 billion colours |
| Native aspect ratio | 16:9 |
| Maximum refresh rate | 240 Hz |
| sRGB coverage (typical) | 145% |
| Display surface | Matt |
| HD type | 4K Ultra HD |
| Display technology | QD-OLED |
| Viewing angle, horizontal | 178° |
| Viewing angle, vertical | 178° |
| Pixel pitch | 0.15525 x 0.15525 mm |
| Viewable size, horizontal | 59 cm |
| Viewable size, vertical | 33.3 cm |
| Digital horizontal frequency | 30 - 590 kHz |
| Digital vertical frequency | 48 - 240 Hz |
| Display resolution | 3840 x 2160 pixels |
| Response time | 0.03 ms |
| Display diagonal | 67.3 cm (26.5") |
| Contrast ratio (typical) | 1500000:1 |
| Display brightness (peak) | 1000 cd/m² |
| Touchscreen | No |
| High Dynamic Range (HDR) supported | Yes |
| Panel type | OLED |
| DCI-P3 coverage | 99% |
| High Dynamic Range (HDR) technology | High Dynamic Range 10 (HDR10) |
| Display diagonal (metric) | 68 cm |
| LED backlight | Yes |
| Colour gamut standard | DCI-P3, sRGB |
| Response time measurement type | GTG (Gray to Gray) |
| Anti-glare screen | Yes |
| Audio | |
| Built-in speaker(s) | No |
| Performance | |
| Built-in speaker(s) | No |
| Built-in camera | No |
| NVIDIA G-SYNC type | G-SYNC Compatible |
| AMD FreeSync type | FreeSync Premium |
| AMD FreeSync | Yes |
| NVIDIA G-SYNC | Yes |
| VESA Adaptive Sync support | Yes |
| Low Blue Light technology | Yes |
| Flicker-free technology | Yes |
| Brand specific technologies | ASUS OLED Care |
| Motion blur reduction | Yes |
| Management features | |
| Picture-in-Picture | Yes |
| Multimedia | |
| Built-in speaker(s) | No |
| Built-in camera | No |
| Design | |
| Market positioning | Gaming |
| Feet colour | Black |
| Product colour | Black |
| Camera | |
| Built-in camera | No |
| Ports & interfaces | |
| Built-in USB hub | Yes |
| USB hub version | 3.2 Gen 1 (3.1 Gen 1) |
| USB Type-A downstream ports quantity | 3 |
| USB Type-C downstream ports quantity | 1 |
| Headphone out | Yes |
| HDMI ports quantity | 2 |
| DisplayPorts quantity | 1 |
| HDCP | Yes |
| Headphone outputs | 1 |
| HDMI | Yes |
| HDMI version | 2.1 |
| DisplayPort version | 1.4 |
| USB Power Delivery (USB PD) | Yes |
| USB Power Delivery up to | 90 W |
| USB Type-C DisplayPort Alternate Mode | Yes |
| Built-in KVM switch | Yes |
| HDCP version | 2.2 |
| Technical details | |
| Height (without stand) | 369.2 mm |
| Depth (without stand) | 66.5 mm |
| Width (without stand) | 610.3 mm |
| Feet colour | Black |
| Cable lock slot | Yes |
| HDMI | Yes |
| Display viewable area (HxV) | 589.97 x 332.93 mm |
| Product colour | Black |
| Sustainability certificates | Forest Stewardship Council (FSC) Mix |
| Weight (with stand) | 7.44 kg |
| Touchscreen | No |
| Ergonomics | |
| Wall mountable | Yes |
| VESA mounting | Yes |
| Cable lock slot | Yes |
| Panel mounting interface | 100 x 100 mm |
| Swivelling | Yes |
| Swivel angle range | -45 - 45° |
| Tilt angle range | -5 - 20° |
| Pivot | Yes |
| Pivot angle | -90 - 90° |
| Picture-in-Picture | Yes |
| Height adjustment | Yes |
| Cable lock slot type | Kensington |
| Tilt adjustment | Yes |
| Adjustable height (max) | 12 cm |
| Power | |
| AC input voltage | 100 - 240 V |
| AC input frequency | 50/60 Hz |
| Power consumption (typical) | 80 W |
| Power consumption (off) | 0.3 W |
| Power consumption (PowerSave) | 0.5 W |
| Energy efficiency scale | A to G |
| Energy efficiency class (SDR) | F |
| Energy efficiency class (HDR) | G |
| Energy consumption (SDR) per 1000 hours | 25 kWh |
| Energy consumption (HDR) per 1000 hours | 34 kWh |
| Weight & dimensions | |
| Height (without stand) | 369.2 mm |
| Depth (without stand) | 66.5 mm |
| Width (without stand) | 610.3 mm |
| Width (with stand) | 613 mm |
| Depth (with stand) | 168.7 mm |
| Height (with stand) | 509.4 mm |
| Weight (with stand) | 7.44 kg |
| Weight (without stand) | 5 kg |
| Package width | 860 mm |
| Package depth | 163 mm |
| Package height | 500 mm |
| Package weight | 10.3 kg |
| Packaging data | |
| Package width | 860 mm |
| Package depth | 163 mm |
| Package height | 500 mm |
| Package weight | 10.3 kg |
| Package type | Box |
| Sustainability | |
| Sustainability certificates | Forest Stewardship Council (FSC) Mix |
| Other features | |
| Display viewable area (HxV) | 589.97 x 332.93 mm |
| DCI-P3 coverage | 99% |
| Brand specific technologies | ASUS OLED Care |
| Motion blur reduction | Yes |
| Height (without stand) | 369.2 mm |
| Depth (without stand) | 66.5 mm |
| Width (without stand) | 610.3 mm |
| HDMI | Yes |
| USB Power Delivery up to | 90 W |
| Energy efficiency scale | A to G |
| USB Type-C DisplayPort Alternate Mode | Yes |
| Display brightness (peak) | 1000 cd/m² |
| Touchscreen | No |
| USB Power Delivery (USB PD) | Yes |
| Package type | Box |
Check with Creative Systems if this monitor fits your setup and to explore availability or alternatives.
