Display
27-inch, IPS, 3840 x 2160
27
Refresh Rate
48 Hz - 160 Hz
48 Hz
Brightness
400 cd/m² (peak 450 cd/m²)
400 cd
Contrast Ratio
1000 : 1 / Dynamic 100000000 : 1
1000
Overview
Pixel density is the point of the Asus ROG Strix XG27UCS: 3840 x 2160 across 27 inches works out to 163 PPI, which is office-panel sharpness on a gaming IPS screen. The 27-inch panel lists 95% DCI-P3, 130% sRGB, 10-bit colour and a 1 ms GtG response claim. Whichever card you own, variable refresh is covered - it carries FreeSync and G-Sync Compatible certification. The stand offers 120 mm height adjustment, ±90° pivot, ±45° swivel and tilt, while HDMI 2.1, DisplayPort 1.4 and USB-C with DisplayPort Alt Mode cover the main display connections. USB-C power is limited to 15 W and no downstream USB hub is listed. Buy it if sharp 4K gaming at 160 Hz and strong ergonomics matter; skip it if useful laptop charging, a USB hub or substantial HDR impact is required.
BrandAsusPanel TypeIPSResolution3840 x 2160Refresh Rate48 Hz - 160 Hz
Key Highlights
- Sharp 4K resolution at 163 PPI
- 160 Hz with dual-brand adaptive sync
- 95% DCI-P3 and 10-bit colour
- Fully adjustable stand
- HDMI 2.1 and USB-C video
Who Should Buy the Asus ROG Strix XG27UCS
+ Best For
4K desktop gamers
3840 x 2160 at 160 Hz balances sharpness and speed
Mixed work and play users
163 PPI supports detailed text and images
Radeon and GeForce owners
FreeSync and G-Sync Compatible are listed
Ergonomic workstations
Height, swivel, pivot and tilt are included
× Not Ideal For
Laptop charging setups
USB-C supplies only 15 W
USB accessory-heavy desks
No downstream hub is published
HDR enthusiasts
Peak brightness is only 50 cd/m² above typical
Built-in audio users
There are no speakers
Display Performance
Refresh Rate
48 Hz - 160 Hz
The published variable or fixed refresh range
Response Time
1 ms (GtG)
The sheet states a 1 ms GtG response time
Brightness
400 cd/m² typical; 450 cd/m² peak
Published output figures, not measured results
Contrast
1000 : 1
The sheet's stated contrast ratio
Colour Gamut
130% sRGB; 95% DCI-P3
Published gamut coverage or volume
HDR
HDR10 / DisplayHDR 400
Practical value depends on the listed panel and brightness
Gaming Performance
Refresh Rate48 Hz - 160 HzDefines the maximum motion update rate
Response Time1 ms (GtG)The sheet states a 1 ms GtG response time
VRR / Adaptive SyncAMD FreeSync / NVIDIA G-Sync CompatiblePublished variable-refresh support
GPU RequirementA high-end GPU is advisable for 4K near 160 HzResolution and refresh both affect rendering demand
HDR & Brightness Reality
The HDR10 / DisplayHDR 400 support is limited by the published brightness figures. The panel is rated at 400 cd/m² typically and 450 cd/m² at peak, leaving only a modest rise for highlights. Its stated contrast is 1000 : 1, and no detailed local-dimming specification is provided. It can accept HDR material, but the sheet does not show the brightness range needed for a forceful HDR presentation.
Connectivity & Ports
HDMI1 x HDMI 2.1One modern input is listed
DisplayPort1 x DisplayPort 1.4Main PC connection
USB-C1 x USB 3.2 upstream, DP Alt Mode, 15 WCarries video but offers only light charging
USB HubNot publishedNo downstream USB ports appear
Audio Out1 x 3.5 mmConnects external sound devices
Desk Fit & Ergonomics
Size / Footprint614.8 mm x 392.8 mm x 218.8 mm with standPublished desk dimensions
StandRemovable; 6.57 kg with standPublished assembled weight and removable-stand design
VESA Mount100 x 100 mmCompatible with a matching arm or wall mount
Tilt-5° to +20°Published forward and backward adjustment
Height Adjust120 mmPublished vertical adjustment
Swivel / Pivot±45° swivel; ±90° pivotPivot is ±90°
Real-World Use Cases
160 Hz and adaptive sync support fast high-resolution play
HDMI 2.1 is listed
163 PPI gives a dense 27-inch workspace
The stand rotates ±90°
Pros & Cons
Pros
- Sharp 4K resolution at 163 PPI
- 160 Hz with dual-brand adaptive sync
- 95% DCI-P3 and 10-bit colour
- Fully adjustable stand
- HDMI 2.1 and USB-C video
Cons
- USB-C power is limited to 15 W
- No USB hub
- Only 50 cd/m² HDR brightness headroom
- No built-in speakers
Score & Ratings
8/10
Great
Model Information
6
| Specification | Value |
|---|---|
| Brand | Asus |
| Series | ROG Strix |
| Model | ROG Strix XG27UCS |
| Full Product Name | Asus ROG Strix XG27UCS |
| Model Year | 2024 |
| Available Colors | Black |
Display & Panel
5
| Specification | Value | What It Means |
|---|---|---|
| Screen Size | 27-inch | |
| Aspect Ratio | 1.778:1 | |
| Display Area | 88.77 % (percent) | |
| Panel Type | IPS | IPS - wide viewing angles and stable colour, with the usual contrast weakness at 1000 : 1. |
| Backlight Type | W-LED |
Resolution & Pixel Details
3
| Specification | Value | What It Means |
|---|---|---|
| Native Resolution | 3840 × 2160 | |
| Pixel Density | 163 PPI | 163 PPI - as sharp as a dedicated 4K office panel; expect to run scaling. |
| Pixel Pitch | 0.155 mm (millimeters) |
Picture Quality & Color
2
| Specification | Value |
|---|---|
| Panel Bit Depth | 10 bits |
| Display Colors | 1073741824 colors |
Refresh Rate, Response & Gaming
1
| Specification | Value |
|---|---|
| Refresh Rate Range | 48 Hz - 160 Hz |
Ports & Connectivity
6
| Specification | Value |
|---|---|
| HDMI Ports | 1× HDMI 2.1 |
| HDMI Version | HDMI 2.1 |
| DisplayPort Input | 1× DisplayPort 1.4 |
| DisplayPort Version | DisplayPort 1.4 |
| USB-C Video Input | 1× USB-C |
| DisplayPort Alt Mode | Yes |
Audio, Camera, Network & Smart Features
1
| Specification | Value |
|---|---|
| Built-In Camera | No |
Ergonomics & Stand
5
| Specification | Value |
|---|---|
| VESA Mount | 100 × 100 mm |
| VESA Size | 100 × 100 mm |
| Removable Stand | Yes |
| Height Adjustment | 120 mm |
| Height Range | 120 mm |
Dimensions, Weight & Design
2
| Specification | Value |
|---|---|
| Weight With Stand | 6.57 kg |
| Weight Without Stand | 3.88 kg |
Power & Operating Conditions
5
| Specification | Value |
|---|---|
| Power Input | 100–240V |
| AC Frequency | 50/60Hz |
| Typical Power Consumption | 26W |
| Average Power Consumption | 26W |
| Sleep Consumption | 0.3W |
Certifications, Standards & Licenses
5
| Specification | Value |
|---|---|
| TÜV Flicker-Free | TÜV Rheinland Flicker-free Certified |
| TÜV Low Blue Light | TÜV Rheinland Low Blue Light Certified |
| RoHS | RoHS |
| CE | Yes |
| FCC | FCC |
Frequently Asked Questions
01 Is the 48 Hz - 160 Hz specification the main reason to buy the ROG Strix XG27UCS? +
The range is listed as 48 Hz - 160 Hz, so the upper end is aimed at high-frame-rate use. A high-end GPU is advisable for 4K near 160 Hz.
02 How should the ROG Strix XG27UCS's 1 ms (GtG) response claim be read? +
The sheet publishes 1 ms (GtG). It does not state the test method beyond the label or provide independent confirmation.
03 How meaningful is HDR10 / DisplayHDR 400 on the ROG Strix XG27UCS with 400 cd/m² typical and 450 cd/m² peak brightness? +
The peak is above the typical figure, but it should not be treated as constant full-screen output. The sheet gives no test-window size or sustained-brightness result.
04 The ROG Strix XG27UCS's USB-C is limited to 15 W — what is that useful for? +
It can carry the published DisplayPort Alt Mode signal and provide light device power. It is not a practical replacement for most performance-laptop chargers.
05 How flexible is the ROG Strix XG27UCS's stand for work as well as gaming? +
It lists 120 mm height adjustment, ±90° pivot, ±45° swivel and -5° to +20° tilt. The stand is removable and the VESA pattern is 100 x 100 mm.
Reviews
DISPLAYINPUT · INDEPENDENT · SPEC-BASED · NO SPONSORED PLACEMENT
SHEET № ROG STRIX XG27UCS