LG UltraFine 27UL550-W 27" Black / Silver 2019
The 27-inch 4K IPS panel delivers sharp 3840 x 2160 resolution with 98% sRGB coverage and 1.07 billion colors, making it a precise tool for color-accurate work. Its fully adjustable stand with height, tilt, and pivot functionality adds ergonomic flexibility rarely found at this price point. This monitor is best for office professionals and designers who need a static, high-detail 4K workspace and don't require portability.
Screen 27"
Resolution 3840 x 2160
Panel IPS
Refresh 60 Hz
response time ms 5
adaptive sync FreeSync
HDR HDR10
72 Overall Score
Price £0
Snapshot
Pros & Cons
Pros
- Strong social proof (90th percentile) 90th
- Strong display (88th percentile) 88th
- Strong color (81st percentile) 81st
- Strong ergonomic (78th percentile) 78th
Cons
- Below average portability (32nd 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.
Owner sentiment has held steady over time
Based on 7 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
Specifications
Full Specifications
Display
| Size | 27" |
| Resolution | 3840x2160 (4K UHD) |
| Panel Type | IPS |
| Aspect Ratio | 16:9 |
| Curved | No |
Performance
| Refresh Rate | 60 Hz |
| Response Time | 5 |
| Adaptive Sync | FreeSync |
Color & HDR
| Brightness | 300 nits |
| Color Gamut | 98% sRGB |
| Color Depth | 10-bit |
| HDR | HDR10 |
| HDR Support | HDR10 |
Connectivity
| HDMI Ports | 2 |
| DisplayPort | 1 |
| Headphone Jack | Yes |
Ergonomics
| Height Adjustable | Yes |
| Tilt | Yes |
| Swivel | No |
| Pivot | Yes |
| VESA Mount | 100x100 |
Features
| Touchscreen | No |
| Power | 36 |
| Weight | 4.4 kg / 9.7 lbs |
vs Competition
| Spec | LG UltraFine 27UL550-W 27" | ASUS ROG Strix XG27AQDMG | MSI MAG 271QPX QD-OLED E2 | Samsung Odyssey G60SD | Dell UltraSharp U4025QW | Alienware AW-Series AW2725D |
|---|---|---|---|---|---|---|
| Screen Size | 27 | 26.5 | 27 | 27 | 39.70000076293945 | 27 |
| Resolution | 3840 x 2160 | 2560 x 1440 | 2560 x 1440 | 2560 x 1440 | 5120 x 2160 | 2560 x 1440 |
| Panel Type | IPS | OLED | QD-OLED | QD-OLED | IPS | QD-OLED |
| Refresh Rate | 60 | 240 | 240 | 360 | 120 | 280 |
| Response Time Ms | 5 | 0.029999999329447746 | 0.029999999329447746 | 0.029999999329447746 | 5 | 0.029999999329447746 |
| Adaptive Sync | FreeSync | FreeSync Premium Pro | FreeSync Premium Pro | FreeSync Premium Pro | Adaptive-Sync | FreeSync Premium Pro |
| Hdr | HDR10 | HDR10 | DisplayHDR True Black 400 | HDR10+ | DisplayHDR 600 | DisplayHDR 400 True Black |
| Compare | Compare | Compare | Compare | Compare |
| Product | Color | Portability | Display | Feature | Ergonomic | Performance | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|
| LG UltraFine 27UL550-W 27" | 80.6 | 31.9 | 88.4 | 72.1 | 78.1 | 36.1 | 58.2 | 90.4 |
| ASUS ROG Strix XG27AQDMG Compare | 96.7 | 73.6 | 75.8 | 72.1 | 90.5 | 98 | 93.4 | 90.4 |
| MSI MAG 271QPX QD-OLED E2 Compare | 99 | 63.5 | 76.6 | 85.9 | 90.5 | 98 | 82.1 | 99.5 |
| Samsung Odyssey G60SD Compare | 90.9 | 45.2 | 76.6 | 72.1 | 90.5 | 99.6 | 87.9 | 95.3 |
| Dell UltraSharp U4025QW Compare | 97.8 | 82.2 | 95.5 | 97.1 | 90.5 | 56.6 | 99.3 | 95.3 |
| Alienware AW-Series AW2725D Compare | 98.4 | 84.9 | 76.6 | 72.1 | 90.5 | 99.3 | 95.4 | 99.9 |
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
