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AOC Q27G3XMN vs MSI MPG 321URX QD-OLED: Comparison
AOC Q27G3XMN and MSI MPG 321URX QD-OLED separate most on response time: AOC Q27G3XMN at 1 ms, MSI MPG 321URX QD-OLED at 0.03 ms, 3233% in favour of MSI MPG 321URX QD-OLED. Refresh Rate splits them by another 25%, again favouring MSI MPG 321URX QD-OLED. They match on 6 other specifications, including aspect ratio, hdr support and curved.
Specs
| Specification | ![]() | ![]() |
|---|---|---|
| Panel Type | VA | QD-OLED |
| Brand | AOC | MSI |
| Model Number | Q27G3XMN | MPG 321URX QD-OLED |
| Screen Size | 27 in-14% | 31.5 |
| Resolution | 2560 x 1440 (QHD) | 3840 x 2160 (4K UHD) |
| Panel Technology | VA | QD-OLED |
| Aspect Ratio | 16:9 | 16:9 |
| Backlight Type | Mini-LED FALD | Self-emissive |
| Refresh Rate | 180 Hz-25% | 240 Hz |
| Response Time | 1 ms-3233% | 0.03 ms |
| Adaptive Sync | Adaptive-Sync | G-Sync Compatible, AMD FreeSync Premium Pro |
| HDR Support | Yes | Yes |
| Curved | No | No |
| Panel Coating | Matte anti-glare | Anti-reflective film |
| Native Resolution | 2560x1440 | 3840x2160 |
| Screen Curvature | Flat | Flat |
| Max Refresh Rate | 180 Hz-25% | 240 Hz |
| Response Time GtG | 1 ms | 0.03 ms |
| VRR Standard | Adaptive-Sync | FreeSync Premium Pro |
| HDR Certification | DisplayHDR 1000 | DisplayHDR True Black 400 |
| SDR Brightness | 700 nits | 250 nits |
| Native Contrast Ratio | 4000:1 | 1500000 :1 |
| DCI-P3 Coverage | 101.3 % | 99 % |
| Color Depth | 8-bit + FRC | 10-bit |
| DisplayPort Version | 1.4 | 1.4 |
| Height Adjustment Range | 130 mm | 110 mm |
| Pivot To Portrait | Yes | No |
| VESA Mount Pattern | 100x100 | 100x100 |
| Series | AOC Q27G3XMN | MPG 321URX QD-OLED |
| Color Gamut | 137.5% sRGB, 101.3% DCI-P3 | 99% DCI-P3, 138% sRGB, 97% Adobe RGB |
| Source URL | https://www.aoc.com/us/gaming/monitors/q27g3xmn | https://www.msi.com/Monitor/MPG-321URX-QD-OLED/Specification |




