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| General Info | ||
|---|---|---|
| Model Number | Dell U2421E | Dell U4320Q |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2020 | 2020 |
| Brand | Dell | Dell |
| Model Series | UltraSharp | |
| Model Number | U2421E | U4320Q |
| Alias | UltraSharp U4320Q | |
| Display | ||
| Screen Size Class | 24" (inches) | 43" (inches) |
| Diagonal Size | 24.06 in 61.1 cm 611 mm 2 ft |
42.52 in 108 cm 1080 mm 3.54 ft |
| Screen Width | 20.41 in 51.8 cm 518.4 mm 1.7 ft |
37.05 in 94.1 cm 941.184 mm 3.09 ft |
| Screen Height | 12.76 in 32.4 cm 324 mm 1.06 ft |
20.84 in 52.9 cm 529.416 mm 1.74 ft |
| Display Type | IPS | IPS |
| Display Bit Depth | 8 bits (6 bits + FRC) | 10 bits (8 bits + FRC) |
| Frame Rate Control | Yes | Yes |
| Max Number of Colors | 16777216 | 1073741824 |
| Bits | 24 | 30 |
| Screen Aspect Ratio | 16:10 | 16:9 |
| Screen Resolution | 1920 x 1200 | 3840 x 2160 |
| Screen Pixel Pitch | 0.275 mm | 0.245 mm |
| Screen Pixel Density | 94 ppi | 103 ppi |
| Screen-to-Body Ratio | 100.87 % | 91.28 % |
| Backlight Source | W-LED | W-LED |
| sRGB | 99 % | 96 % |
| Screen Brightness | 350 cd/m² | 350 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Screen Horizontal Viewing Angle | 178 ° | 178 ° |
| Screen Vertical Viewing Angle | 178 ° | 178 ° |
| Display Minimum Response Time | 5 ms | 5 ms |
| Display Average Response Time | 8 ms | 8 ms |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 1.54 in 3.9 cm 39 mm 0.13 ft |
2.32 in 5.9 cm 59 mm 0.19 ft |
| Case Weight | 4 kg 9 lbs |
13.2 kg 29 lbs |
| Case Width with Stand | 20.9 in 53.1 cm 530.8 mm 1.74 ft |
38.08 in 96.7 cm 967.2 mm 3.17 ft |
| Case Height with Stand | 14.33 in 36.4 cm 364 mm 1.19 ft |
23.43 in 59.5 cm 595.2 mm 1.95 ft |
| Case Depth with Stand | 6.81 in 17.3 cm 173 mm 0.57 ft |
9.8 in 24.9 cm 249 mm 0.82 ft |
| Case Weight with Stand | 6.1 kg 13 lbs |
17.6 kg 39 lbs |
| Case Color | Black | Black |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x USB 3.2 (Type-C; Gen 1; upstream; 90W; DP Alt Mode) 1 x Ethernet RJ45 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out 1 x DisplayPort 1.4 (Output MST) 1 x HDMI 1.4 4 x USB 3.2 (Type-A; Gen 1; downstream; 2x BC 1.2) 1 x USB 3.2 (Type-C; Gen 1; downstream; 15W) |
1 x USB 3.0 (Type-C; 90W; DisplayPort) 1 x USB 3.0 (Type-C; downstream; 15W) 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out 2 x HDMI 2.0 (CEC) 1 x USB 3.0 (BC charging 2A) 2 x USB 3.0 (Type-A; downstream) |
| Audio | ||
| Features | ||
| Cool Features | Easy Arrange Flicker-free technology Low Blue Light Infinity Edge design ComfortView Plus Dell Display Manager |
Picture-by-Picture Picture-in-Picture Flicker-free technology Low Blue Light |
| Extra Features | Security lock slot | Security lock slot |
| Ergonomics | ||
| Case Width | 20.9 in 53.1 cm 530.8 mm 1.74 ft |
38.08 in 96.7 cm 967.2 mm 3.17 ft |
| Case Height | 12.35 in 31.4 cm 313.7 mm 1.03 ft |
22.22 in 56.4 cm 564.4 mm 1.85 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 | 150 mm 15 cm 5.9055 in 0.4921 ft |
60 mm 6 cm 2.3622 in 0.1969 ft |
| Landscape or Portrait Pivot Support | Yes | No |
| Left Pivot | 90 ° | |
| Right Pivot | 90 ° | |
| Left or Right Swivel Support | Yes | Yes |
| Left Swivel | 45 ° | 20 ° |
| Right Swivel | 45 ° | 20 ° |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 5 ° |
| Backward Tilt | 21 ° | 10 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 60 Hz | 60 Hz |
| Horizontal Digital Frequency | 30 kHz - 83 kHz | |
| Screen Interpolation Measurement Unit | NULL | NULL |
| Accessories | ||
| Extras | DisplayPort cable USB Type-C to Type-A cable USB Type-C to Type-C cable |
DisplayPort cable HDMI cable USB Type-C to Type-C cable USB Type-C to Type-A cable |
| Certificates and Standards | ||
| Licenses | ENERGY STAR EPEAT Golf TCO Certified TUV Rheinland Low Blue Light Certified |
BFR-free CEL ENERGY STAR 6.0 EPEAT Mercury-free NFPA 99 PVC-free RoHS Compliant |
| 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 % - 80 % | 10 % - 90 % |
| Internal Storage Temperature | -20 °C - 60 °C -4 °F - 140 °F |
-20 °C - 60 °C -4 °F - 140 °F |
| Internal Storage Humidity | 5 % - 90 % | 5 % - 90 % |
| Max Operating Altitude | 5000 | 5000 |
| Max Storage Altitude | 12192 | 12192 |
| Dell U2421E | Dell U4320Q |
