LG Curved Monitor 27-inch FHD With 100Hz refresh rate and USB-C port - 27U421A-B
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- Brand Store: LG
- Model: LG 27U421A-B
- Availability: Out Of Stock
- Part No: 27U421A-B
Key features
- 27” FHD curved display (1500R)
- sRGB 99% (Typ.) / 100Hz refresh rate
- USB-C (PD 15W)
- Reader Mode & Flicker Safe
- Tilt adjustable stand
- LG Switch app

LG LG 27U421A-B
| 27-Inch Curved VA Monitor Specifications | |
|---|---|
| DISPLAY | |
| Size | 27" (68.5 cm) |
| Resolution | 1920 x 1080 |
| Panel Type | VA |
| Aspect Ratio | 16:9 |
| Pixel Pitch | 0.3114 x 0.3114 mm |
| Brightness (Min/Typ) | 220 / 250 cd/m² |
| Color Gamut (Min/Typ) | sRGB 95% / 99% (CIE1931) |
| Color Depth | 16.7M |
| Contrast Ratio (Min/Typ) | 2400:1 / 3000:1 |
| Response Time | 5ms (GtG at Faster) |
| Refresh Rate | 100Hz |
| Viewing Angle | 178º (R/L), 178º (U/D) |
| Curvature | 1500R |
| FEATURES | |
| HDR10 / HDR Effect | Yes / Yes |
| Flicker Safe / Reader Mode | Yes / Yes |
| Color Weakness | Yes |
| Super Resolution+ | Yes |
| Black Stabilizer | Yes |
| Dynamic Action Sync | Yes |
| Auto Input Switch | Yes |
| Smart Energy Saving | Yes |
| SOFTWARE APPLICATION | |
| LG Switch | Yes |
| CONNECTIVITY | |
| HDMI | 1x (HDMI 2.0, HDCP 2.2) |
| USB-C | 1x (HDCP 2.2, Power Delivery 15W) |
| Headphone Out | 3-pole (sound only) |
| POWER | |
| Type | External Adapter |
| AC Input | 100–240V (50/60Hz) |
| Power Consumption (On) | 15W (KR: 17W) |
| Sleep Mode | <0.5W |
| DC Off | <0.3W |
| MECHANICAL | |
| Adjustments | Tilt |
| Wall Mountable | 100 x 100 mm |
| DIMENSIONS / WEIGHT | |
| With Stand (W x H x D) | 609.58 x 451.48 x 170 mm |
| Without Stand (W x H x D) | 609.58 x 360.32 x 43.67 mm |
| Shipping Dimensions | 690 x 448 x 143 mm |
| Weight (With/Without Stand) | 3.72 kg / 3.02 kg |
| Shipping Weight | 4.94 kg |
| ACCESSORY | |
| HDMI Cable | Included |
| General | |
| Manufacturer | LG |
|---|---|
| Model | LG 27U421A-B |
| Manufacturer Part No | 27U421A-B |
| Compatible Country | Middle East, Africa, Iran, Dubai |
| Country of Origin | South Korea |























