Acer AOPEN 27HC5UR S 27" Black 2021
Acer
62 Overall Score
vs
LG UltraGear 27GX790A-B 27" Black 2025
LG
95 Overall Score
Scores
Office
Gaming
Professional
Entertainment
Creative
Portable
Specifications
| Acer AOPEN 27HC5UR S 27" | LG UltraGear 27GX790A-B 27" | |
|---|---|---|
| Display | ||
| Size | 27" | 27" |
| Resolution | 2560 x 1440 | 2560 x 1440 |
| Panel Type | VA | OLED★ |
| Aspect Ratio | 16:9 | 16:9 |
| Curved | ✓ | ✗ |
| Curvature | 1,500 | — |
| Performance | ||
| Refresh Rate | 165 Hz | 480 Hz★ |
| Response Time | 1 ms | 0.029999999329447746 ms★ |
| Adaptive Sync | FreeSync Premium | FreeSync Premium Pro★ |
| Color & HDR | ||
| Brightness | 250 nits | 275 nits★ |
| Color Gamut | — | 98.5% DCI-P3 |
| Color Depth | — | 10-bit★ |
| HDR | HDR10 | DisplayHDR True Black 400 |
| HDR Support | HDR10 | HDR10 |
| Connectivity | ||
| HDMI Ports | 2 | 2 |
| DisplayPort | 1 | 1 |
| USB-C | — | 3★ |
| Speakers | ✓★ | ✗ |
| Headphone Jack | ✓ | ✓ |
| Ergonomics | ||
| Height Adjustable | ✓ | ✓ |
| Tilt | ✓ | ✓ |
| Swivel | — | ✓★ |
| Pivot | — | ✓★ |
| VESA Mount | 100x100 | 100x100 |
| Features | ||
| Webcam | ✗ | ✗ |
| Touchscreen | — | ✗ |
| PIP/PBP | — | ✗ |
| Weight | 3.17 kg★ | 9.30 kg |
Pros & Cons
Acer AOPEN 27HC5UR S 27" Black 2021
- Strong feature (92nd percentile)92nd %ile
- Strong performance (81st percentile)81st %ile
- Strong connectivity (71st percentile)
- Strong ergonomic (71st percentile)
LG UltraGear 27GX790A-B 27" Black 2025
- Strong performance (100th percentile)100th %ile
- Strong social proof (99th percentile)99th %ile
- Strong connectivity (98th percentile)98th %ile
- Strong user sentiment (95th percentile)95th %ile
Pricing
Verdict
Winner: LG UltraGear 27GX790A-B 27"
Scores 95 overall, wins 5 of 6 usage categories and 9 of 28 specs.
