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| General Info | ||
|---|---|---|
| Model Number | Dell U4021QW | Dell UltraSharp U2515H |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2021 | 2014 |
| Brand | Dell | Dell |
| Model Number | U4021QW | UltraSharp U2515H |
| Display | ||
| Screen Size Class | 40" (inches) | 25" (inches) |
| Diagonal Size | 24.98 in 63.4 cm 634.4 mm 2.08 ft |
|
| Screen Width | 37.27 in 94.7 cm 946.6 mm 3.11 ft |
21.77 in 55.3 cm 552.96 mm 1.81 ft |
| Screen Height | 12.25 in 31.1 cm 311.04 mm 1.02 ft |
|
| Display Curvature | 2500 | |
| Display Manufacturer | LG Display | |
| Display Type | IPS | AH-IPS |
| Display Bit Depth | 10 bits | 8 bits |
| Frame Rate Control | No | |
| Max Number of Colors | 1073741824 | 16777216 |
| Bits | 30 | 24 |
| Screen Aspect Ratio | 21:9 | 16:9 |
| Screen Resolution | 5120 x 2160 | 2560 x 1440 |
| Screen Pixel Pitch | 0.216 mm | |
| Screen Pixel Density | 117 ppi | |
| Screen-to-Body Ratio | 89.24 % | |
| Backlight Source | W-LED | W-LED |
| DCI P3 | 98% | |
| sRGB | 100 % | 99 % |
| NTSC 1953 | 72 % | |
| Screen Brightness | 300 cd/m² | 350 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 ° |
| Screen Input Lag | 13.7 ms | |
| Display Minimum Response Time | 5 ms | 6 ms |
| Display Average Response Time | 8 ms | |
| Display Maximum Response Time | 8 ms | |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 1.83 in 4.6 cm 46.4 mm 0.15 ft |
|
| Case Weight | 4.4 kg 10 lbs |
|
| Case Width with Stand | 37.27 in 94.7 cm 946.6 mm 3.11 ft |
22.4 in 56.9 cm 569 mm 1.87 ft |
| Case Height with Stand | 18.02 in 45.8 cm 457.8 mm 1.5 ft |
15.67 in 39.8 cm 398 mm 1.31 ft |
| Case Depth with Stand | 9.76 in 24.8 cm 248 mm 0.81 ft |
8.07 in 20.5 cm 205 mm 0.67 ft |
| Case Weight with Stand | 9.5 kg 21 lbs |
6.5 kg 14 lbs |
| Case Color | Black | Black, Silver |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x USB 3.2 (Type-C; downstream; 15W) 1 x Ethernet RJ45 (Gigabit) 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out (line-out for speakers) 1 x Thunderbolt 3.0 (Type-C; upstream; 90W; DP Alt Mode) 2 x HDMI 2.0 4 x USB 3.2 (Type-A; Gen 1; downstream) 1 x USB 3.2 (Type-B; Gen 1; upstream) |
2 x HDMI 1.4 (MHL 2.0) 1 x DisplayPort 1.2 1 x DisplayPort 1.2 (Output MST) 1 x 3.5 mm Audio Out 1 x DisplayPort 1.2 (Input mini) 5 x USB 3.0 (downstream) 1 x USB 3.0 (upstream) |
| Audio | ||
| Audio Speakers | 2 x 9W | |
| Features | ||
| Cool Features | KVM Switch Low Blue Light Picture-in-Picture Picture-by-Picture ComfortView Plus Flicker-free technology |
|
| Extra Features | Security lock slot | Anti-theft stand lock slot Security lock slot |
| Ergonomics | ||
| Case Width | 22.4 in 56.9 cm 569 mm 1.87 ft |
|
| Case Height | 13.33 in 33.9 cm 338.7 mm 1.11 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 | 120 mm 12 cm 4.7244 in 0.3937 ft |
115 mm 11.5 cm 4.5276 in 0.3773 ft |
| Landscape or Portrait Pivot Support | No | Yes |
| Left Pivot | 90 ° | |
| Right Pivot | 0 ° | |
| Left or Right Swivel Support | Yes | Yes |
| Left Swivel | 30 ° | 45 ° |
| Right Swivel | 30 ° | 45 ° |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 5 ° |
| Backward Tilt | 21 ° | 21 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 60 Hz | 56 Hz - 86 Hz |
| Horizontal Digital Frequency | 30 kHz - 113 kHz | |
| Screen Interpolation Measurement Unit | NULL | |
| Accessories | ||
| Extras | DisplayPort cable HDMI cable Thunderbolt 4 (USB-C) Active Cable USB Type-A to Type-B cable |
DisplayPort cable - mini-DP to DP Factory calibration report HDMI cable USB 3.0 upstream cable |
| Certificates and Standards | ||
| Licenses | ENERGY STAR 6.0 Epeat Gold RoHS Compliant TCO Certified Displays |
|
| 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 U4021QW | Dell UltraSharp U2515H |
