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| General Info | ||
|---|---|---|
| Model Number | Dell U3023E | Dell S2421HN |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2022 | 2020 |
| Brand | Dell | Dell |
| Model Series | UltraSharp | |
| Model Number | U3023E | S2421HN |
| Alias | UltraSharp U3023E | S2421NX |
| Display | ||
| Screen Size Class | 30" (inches) | 24" (inches) |
| Diagonal Size | 29.77 in 75.6 cm 756.2 mm 2.48 ft |
23.8 in 60.4 cm 604.478 mm 1.98 ft |
| Screen Width | 25.25 in 64.1 cm 641.28 mm 2.1 ft |
20.75 in 52.7 cm 527.04 mm 1.73 ft |
| Screen Height | 15.78 in 40.1 cm 400.8 mm 1.31 ft |
11.67 in 29.6 cm 296.46 mm 0.97 ft |
| Display Type | IPS | IPS |
| Display Bit Depth | 10 bits | 8 bits |
| Max Number of Colors | 1073741824 | 16777216 |
| Bits | 30 | 24 |
| Screen Aspect Ratio | 16:10 | 16:9 |
| Screen Resolution | 2560 x 1600 | 1920 x 1080 |
| Screen Pixel Pitch | 0.251 mm | 0.275 mm |
| Screen Pixel Density | 101 ppi | 92 ppi |
| Screen-to-Body Ratio | 93.61 % | 90.06 % |
| Backlight Source | W-LED | W-LED |
| DCI P3 | 95% | |
| sRGB | 100 % | |
| NTSC 1953 | 72 % | |
| Screen Brightness | 350 cd/m² | 250 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 2000000 : 1 | |
| Screen Horizontal Viewing Angle | 178 ° | 178 ° |
| Screen Vertical Viewing Angle | 178 ° | 178 ° |
| Display Minimum Response Time | 5 ms | 4 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 | 2.09 in 5.3 cm 53 mm 0.17 ft |
2.12 in 5.4 cm 53.8 mm 0.18 ft |
| Case Weight | 6.48 kg 14 lbs |
3.3 kg 7 lbs |
| Case Width with Stand | 25.82 in 65.6 cm 655.9 mm 2.15 ft |
21.17 in 53.8 cm 537.8 mm 1.76 ft |
| Case Height with Stand | 18.61 in 47.3 cm 472.7 mm 1.55 ft |
16.25 in 41.3 cm 412.8 mm 1.35 ft |
| Case Depth with Stand | 9.06 in 23 cm 230 mm 0.75 ft |
6.02 in 15.3 cm 152.8 mm 0.5 ft |
| Case Weight with Stand | 11.13 kg 24 lbs |
4.1 kg 9 lbs |
| Case Color | Black and Silver | Black, Silver |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x USB 3.2 (Type-C; Gen 2; 10 Gbps upstream; 90W; Dp Alt Mode) 1 x USB 3.2 (Type-C; Gen 2; upstream) 1 x HDMI 1.4 1 x DisplayPort 1.4 (DSC) 1 x DisplayPort 1.4 (out with MST) 1 x Ethernet RJ45 (MAC Address pass-through; PXE Boot; Wake-on-LAN) 4 x USB 3.2 (Type-A; Gen 2; 10 Gbps downstream) 1 x 3.5 mm Audio Out 1 x USB 3.2 (Type-C; Gen 2; 10 Gbps downstream; 15W) |
2 x HDMI 1.4 1 x 3.5 mm Audio Out |
| Audio | ||
| Features | ||
| Cool Features | Display Stream Compression (DSC) Flicker-free technology Low Blue Light Picture-in-Picture Picture-by-Picture KVM Switch ComfortView Plus Dell Display Manager (DDM) Compatibility |
Flicker-free technology Low Blue Light 3-sided bezeless design AMD FreeSync technology |
| Extra Features | Anti-theft stand lock slot - Kensington S2421HN - silver S2421NX - black |
|
| Ergonomics | ||
| Case Width | 25.82 in 65.6 cm 655.9 mm 2.15 ft |
21.17 in 53.8 cm 537.8 mm 1.76 ft |
| Case Height | 16.48 in 41.9 cm 418.6 mm 1.37 ft |
12.7 in 32.3 cm 322.6 mm 1.06 ft |
| Vesa Mount Support | Yes | Yes |
| VESA Interface Standard Size | 100 x 100 | 100 x 100 |
| Removable VESA Stand | Yes | Yes |
| Height Adjustment | Yes | No |
| Height Adjustment Range | 150 mm 15 cm 5.9055 in 0.4921 ft |
|
| Landscape or Portrait Pivot Support | Yes | No |
| Left Pivot | 90 ° | |
| Right Pivot | 90 ° | |
| Left or Right Swivel Support | Yes | No |
| Left Swivel | 30 ° | |
| Right Swivel | 30 ° | |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 5 ° |
| Backward Tilt | 21 ° | 21 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 56 Hz - 76 Hz | 48 Hz - 75 Hz |
| Horizontal Digital Frequency | 30 kHz - 113 kHz | 30 kHz - 83 kHz |
| Screen Interpolation Measurement Unit | NULL | NULL |
| Accessories | ||
| Extras | DisplayPort cable USB Gen 2 Type-A to Type-C cable USB Gen 2 Type-C PD 3.0 cable |
HDMI cable |
| Certificates and Standards | ||
| Licenses | Energy Star EPEAT Gold RoHS TCO Certified TCO Edge TUV Rheinland Low Blue Light Certified (Hardware Solution) |
ENERGY STAR 8.0 EPEAT RoHS TCO Certified TUV Flicker Free TUV Low Blue Light |
| 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 % - 80 % |
| 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 U3023E | Dell S2421HN |
