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| General Info | ||
|---|---|---|
| Model Number | Dell P2421DC | LG UltraFine 4K |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2020 | 2016 |
| Brand | Dell | LG |
| Model Number | P2421DC | UltraFine 4K |
| Alias | 22MD4K | |
| Display | ||
| Screen Size Class | 24" (inches) | 22" (inches) |
| Diagonal Size | 23.78 in 60.4 cm 604 mm 1.98 ft |
21.5 in 54.6 cm 546.1 mm 1.79 ft |
| Screen Width | 20.74 in 52.7 cm 526.85 mm 1.73 ft |
18.74 in 47.6 cm 475.967 mm 1.56 ft |
| Screen Height | 11.67 in 29.6 cm 296.35 mm 0.97 ft |
10.54 in 26.8 cm 267.732 mm 0.88 ft |
| Display Manufacturer | LG Display | |
| Display Type | IPS | AH-IPS |
| Display Bit Depth | 8 bits (6 bits + FRC) | 8 bits |
| Frame Rate Control | Yes | |
| Max Number of Colors | 16777216 | 16777216 |
| Bits | 24 | 24 |
| Screen Aspect Ratio | 16:9 | 16:9 |
| Screen Resolution | 2560 x 1440 | 4096 x 2304 |
| Screen Pixel Pitch | 0.206 mm | 0.116 mm |
| Screen Pixel Density | 123 ppi | 219 ppi |
| Screen-to-Body Ratio | 90.13 % | 65.04 % |
| Backlight Source | W-LED | |
| DCI P3 | 99% | |
| sRGB | 99 % | |
| Screen Brightness | 300 cd/m² | 500 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1200 : 1 |
| Screen Horizontal Viewing Angle | 178 ° | 178 ° |
| Screen Vertical Viewing Angle | 178 ° | 178 ° |
| Display Minimum Response Time | 5 ms | |
| Display Average Response Time | 8 ms | 12 ms |
| Display Coating | Anti-glare/Matte (3H) | Glossy |
| 3D | No | |
| Size, weight, color | ||
| Case Depth | 1.68 in 4.3 cm 42.7 mm 0.14 ft |
1.73 in 4.4 cm 44 mm 0.14 ft |
| Case Weight | 3.77 kg 8 lbs |
|
| Case Width with Stand | 21.17 in 53.8 cm 537.8 mm 1.76 ft |
19.88 in 50.5 cm 505 mm 1.66 ft |
| Case Height with Stand | 14.02 in 35.6 cm 356.1 mm 1.17 ft |
15.28 in 38.8 cm 388 mm 1.27 ft |
| Case Depth with Stand | 6.54 in 16.6 cm 166 mm 0.54 ft |
8.62 in 21.9 cm 219 mm 0.72 ft |
| Case Weight with Stand | 5.6 kg 12 lbs |
|
| Case Color | Black | |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 2 x USB 3.0 (downstream) 1 x HDMI 1.4 1 x DisplayPort 1.2 (in) 1 x DisplayPort 1.2 (out) 1 x USB (Type-C; 65W) 2 x USB 2.0 (downstream) |
3 x USB 3.0 (Type-C) |
| Audio | ||
| Audio Speakers | 2 x 5W | |
| Features | ||
| Cool Features | Low Blue Light Daisy Chain Availability Flicker-free technology |
|
| Extra Features | Security lock slot | |
| Ergonomics | ||
| Case Width | 21.17 in 53.8 cm 537.8 mm 1.76 ft |
19.88 in 50.5 cm 505 mm 1.66 ft |
| Case Height | 12.68 in 32.2 cm 322.1 mm 1.06 ft |
15.28 in 38.8 cm 388 mm 1.27 ft |
| Vesa Mount Support | Yes | Yes |
| VESA Interface Standard Size | 100 x 100 | 100 x 100 |
| Removable VESA Stand | Yes | Yes |
| Height Adjustment | Yes | Yes |
| Height Adjustment Range | 130 mm 13 cm 5.1181 in 0.4265 ft |
110 mm 11 cm 4.3307 in 0.3609 ft |
| Landscape or Portrait Pivot Support | Yes | No |
| Left Pivot | 90 ° | |
| Right Pivot | 90 ° | |
| Left or Right Swivel Support | Yes | No |
| Left Swivel | 45 ° | |
| Right Swivel | 45 ° | |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 5 ° |
| Backward Tilt | 21 ° | 25 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 60 Hz | 48 Hz - 60 Hz |
| Horizontal Digital Frequency | 88 kHz - 143 kHz | |
| Screen Interpolation Measurement Unit | NULL | |
| Accessories | ||
| Extras | DisplayPort cable USB Type-C cable |
USB Type-C cable |
| Certificates and Standards | ||
| Licenses | ENERGY STAR EPEAT RoHS TCO Certified Display |
BSMI CB CCC CE ENERGY STAR 7.0 Epeat Gold FCC Class B KC RCM RoHS UL/cUL VCCI |
| Usage and Storage Requirements | ||
| Safe Operating Temperature Level | 0 °C - 40 °C 32 °F - 104 °F |
0 °C - 40 °C 32 °F - 104 °F |
| Safe Operating Humidity Level | 10 % - 90 % | 10 % - 80 % |
| Internal Storage Temperature | -20 °C - 60 °C -4 °F - 140 °F |
-20 °C - 60 °C -4 °F - 140 °F |
| Internal Storage Humidity | 10 % - 90 % | 5 % - 85 % |
| Max Operating Altitude | 5000 | |
| Max Storage Altitude | 12192 |
| Dell P2421DC | LG UltraFine 4K |
