Technical Specifications
Model Information
| Item | Details |
| Brand | LG |
| Model | 27UP550N-W |
| Display Type | LED-backlit |
| Panel Type | IPS |
| Screen Size | 27 Inch |
| Resolution | 3840 × 2160 (4K UHD) |
| Aspect Ratio | 16:9 |
| Pixel Pitch | 0.1554 × 0.1554 mm |
| Refresh Rate | 60 Hz |
| Response Time | 5 ms (GtG, Faster Mode) |
| Brightness (Typical / Min.) | 300 cd/m² / 240 cd/m² |
| Contrast Ratio (Typical / Min.) | 1000 : 1 / 700 : 1 |
| Viewing Angle (H/V) | 178° / 178° |
| Color Depth | 10-bit (1.07 B colors) |
| Color Gamut | 90 % DCI-P3 (CIE 1976) |
| Curvature | Flat |
| HDR Support | HDR10 Certified |
Display Features
| Feature | Specification |
| Resolution | 4K UHD (3840 × 2160) |
| Panel Type | IPS with Anti-Glare Surface |
| Brightness | 300 nits (Typ.) / 240 nits (Min.) |
| Contrast Ratio | 1000 : 1 (Typ.) |
| Color Gamut | 90 % DCI-P3 (CIE 1976) |
| Color Depth | 1.07 B Colors |
| Refresh Rate | 60 Hz |
| Response Time | 5 ms (GtG at Faster) |
| Viewing Angle | 178° / 178° |
| Flicker-Free / Flicker-Safe | Yes |
| HDR Technology | HDR10 |
| Super Resolution + | Supported |
| Black Stabilizer | Supported |
| Dynamic Action Sync | Supported |
| OnScreen Control (OSC) | Yes |
Audio
| Specification | Details |
| Built-in Speakers | No |
| Audio Jack | Not specified |
Connectivity
| Port Type | Details |
| HDMI (×2) | HDMI 2.0 — Supports 4K @ 60 Hz |
| DP (×1) | DisplayPort 1.4 — Supports 4K @ 60 Hz |
Mechanical Design
| Feature | Specification |
| Tilt Adjustment | Yes |
| Height / Swivel / Pivot | Not specified |
| VESA Mount | 100 × 100 mm |
| Stand Type | Detachable |
| Color | White |
Physical Specification
| Specification | Details |
| Dimensions (With Stand) | 24.2″ × 17.9″ × 8.5″ |
| Dimensions (Without Stand) | 24.2″ × 14.3″ × 1.8″ |
| Shipping Dimensions | 27.2″ × 17.6″ × 6.6″ |
| Weight (With Stand) | 12.1 lbs |
| Weight (Without Stand) | 10.6 lbs |
| Shipping Weight | 16.1 lbs |
Power
| Specification | Details |
| Power Type | External Adapter |
| Voltage Range | 100 – 240 VAC, 50 / 60 Hz |
| Typical Consumption | Not specified (~40 W avg typical for this model) |
| Sleep / Standby Mode | < 0.5 W |
Warranty Information
| Warranty | 3 Years |
