KOORUI G2721E 27" Black 2025
A 320Hz refresh rate on a 27-inch QHD IPS panel delivers exceptional motion clarity for competitive gaming, paired with a 1ms response time and FreeSync Premium to eliminate tearing. The 95% DCI-P3 coverage and DisplayHDR 400 certification provide vivid, accurate color that also suits content consumption, while the fully adjustable stand adds practical ergonomic value. This monitor is best for esports-focused gamers who want high refresh rate fluidity without sacrificing the sharpness of a 1440p resolution.
Snapshot
Pros & Cons
Pros
- Strong performance (91th percentile) 91th
- Strong ergonomic (91th percentile) 91th
- Strong feature (87th percentile) 87th
- Strong color (85th percentile) 85th
Cons
- Below average compact (16th percentile)
What owners think
How owner sentiment changed over time
ExclusiveBased on when customers actually wrote their reviews — so you can see whether early praise held up.
Based on 10 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
Specifications
Full Specifications
Display
| Size | 27" |
| Resolution | 2560 (QHD) |
| Panel Type | IPS |
| Aspect Ratio | 16:9 |
| Curved | No |
Performance
| Refresh Rate | 320 Hz |
| Response Time | 1 |
| Adaptive Sync | FreeSync Premium |
Color & HDR
| Brightness | 350 nits |
| Color Gamut | 95% DCI-P3 |
| Color Depth | 8-bit |
| HDR | DisplayHDR 400 |
| HDR Support | HDR400 |
Connectivity
| HDMI Ports | 2 |
| DisplayPort | 1 |
| USB-C | 0 |
Ergonomics
| Height Adjustable | Yes |
| Tilt | Yes |
| Swivel | Yes |
| Pivot | Yes |
| VESA Mount | 75x75 |
Features
| PIP/PBP | Yes |
| Power | 65 |
| Weight | 5.2 kg / 11.5 lbs |
vs Competition
| Spec | KOORUI G2721E 27" | ASUS ROG Strix XG27AQDMG | LG UltraGear 45GX950A-B | Samsung Odyssey Neo G9 LS57CG952NNXZA | MSI MPG 272URX QD-OLED | Alienware AW-Series AW3425DW |
|---|---|---|---|---|---|---|
| Screen Size | 27 | 26.5 | 44.5 | 57 | 27 | 34 |
| Resolution | 2560 x 1440 | 2560 x 1440 | 5120 x 2160 | 7680 x 2160 | 3840 x 2160 | 3440x1440 |
| Panel Type | IPS | OLED | OLED | VA | OLED | QD-OLED |
| Refresh Rate | 320 | 240 | 165 | 240 | 240 | 240 |
| Response Time Ms | 1 | 0.029999999329447746 | 0.029999999329447746 | 1 | 0.029999999329447746 | 0.029999999329447746 |
| Adaptive Sync | FreeSync Premium | FreeSync Premium Pro | FreeSync Premium Pro | FreeSync Premium Pro | G-Sync Compatible | FreeSync Premium Pro |
| Hdr | DisplayHDR 400 | HDR10 | DisplayHDR True Black 400 | HDR10+ | DisplayHDR True Black 400 | DisplayHDR 400 True Black |
| Compare | Compare | Compare | Compare | Compare |
| Product | Color | Compact | Display | Feature | Ergonomic | Performance | Connectivity |
|---|---|---|---|---|---|---|---|
| KOORUI G2721E 27" | 85.4 | 16.2 | 68.9 | 86.5 | 90.5 | 91.2 | 59 |
| ASUS ROG Strix XG27AQDMG Compare | 96.5 | 73.9 | 75.5 | 72.7 | 90.5 | 97.9 | 93.2 |
| LG UltraGear 45GX950A-B Compare | 99.4 | 82.4 | 99.7 | 97.4 | 90.5 | 96.2 | 96.8 |
| Samsung Odyssey Neo G9 LS57CG952NNXZA Compare | 99.5 | 73.9 | 99.7 | 97.4 | 72.3 | 87.9 | 99.2 |
| MSI MPG 272URX QD-OLED Compare | 95.9 | 63.8 | 97.3 | 86.5 | 90.5 | 97.9 | 82.2 |
| Alienware AW-Series AW3425DW Compare | 98.4 | 79.9 | 85.5 | 92 | 90.5 | 97.9 | 95.3 |
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
