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AOC 27G4X vs ASUS ROG Strix XG27AQ: Comparison
AOC 27G4X and ASUS ROG Strix XG27AQ separate most on refresh rate: AOC 27G4X at 180 Hz, ASUS ROG Strix XG27AQ at 170 Hz, 6% in favour of AOC 27G4X. Max Refresh Rate splits them by another 6%, again favouring AOC 27G4X. They match on 17 other specifications, including panel type, screen size and panel technology.
Specs
| Specification | ![]() | ![]() |
|---|---|---|
| Panel Type | IPS | IPS |
| Brand | AOC | ASUS |
| Model Number | 27G4X | XG27AQ |
| Screen Size | 27 in | 27 in |
| Resolution | 1920 x 1080 (Full HD) | 2560 x 1440 (QHD) |
| Panel Technology | IPS | IPS |
| Aspect Ratio | 16:9 | 16:9 |
| Refresh Rate | 180 Hz | 170 Hz-6% |
| Response Time | 1 ms | 1 ms |
| Adaptive Sync | Adaptive-Sync, NVIDIA G-Sync Compatible | Adaptive-Sync, NVIDIA G-Sync Compatible |
| HDR Support | Yes | Yes |
| Curved | No | No |
| Panel Coating | Matte anti-glare | Matte anti-glare |
| Native Resolution | 1920x1080 | 2560x1440 |
| Screen Curvature | Flat | Flat |
| Max Refresh Rate | 180 Hz | 170 Hz-6% |
| Response Time GtG | 1 ms | 1 ms |
| VRR Standard | G-Sync Compatible | G-Sync Compatible |
| HDR Certification | HDR10 signal only | DisplayHDR 400 |
| SDR Brightness | 300 nits | 400 nits |
| Native Contrast Ratio | 1000:1 | 1000:1 |
| DCI-P3 Coverage | 95.5 % | 95 % |
| DisplayPort Version | 1.4 | 1.2 |
| HDMI Version | 2.0 | 2.0 |
| Height Adjustment Range | 130 mm | 100 mm |
| Pivot To Portrait | Yes | Yes |
| VESA Mount Pattern | 100x100 | 100x100 |
| Series | AOC Gaming 27G4X | ROG Strix XG27AQ |
| Color Gamut | 128.3% sRGB, 95.5% DCI-P3 | 130% sRGB, 95% DCI-P3 |
| HDR Formats | HDR10 | HDR10 |
| Source URL | https://www.aoc.com/my/gaming/monitors/27g4x | https://rog.asus.com/monitors/27-to-31-5-inches/rog-strix-xg27aq-model/spec/ |
Verdict
AOC 27G4X
7.6 / 10 Expert Rating
An aggressively priced high-refresh QHD monitor that delivers solid core gaming performance without extra frills.
ASUS ROG Strix XG27AQ
8.2 / 10 Expert Rating
A well-built mid-tier QHD gaming monitor that improves on budget IPS panels without reaching OLED pricing or performance.




