Premium subscription
Limited offer: $9.99 FREE
Subscription benefits:
As Amazon associates we earn from qualifying purchases.
| General Info | ||
|---|---|---|
| Model Number | Dell AW3821DW | Dell U4021QW |
|
|
|
| Price | ||
| Type | Monitor | Monitor |
| Year | 2020 | 2021 |
| Brand | Dell | Dell |
| Model Number | AW3821DW | U4021QW |
| Display | ||
| Screen Size Class | 38" (inches) | 40" (inches) |
| Diagonal Size | 37.5 in 95.3 cm 952.5 mm 3.13 ft |
|
| Screen Width | 34.63 in 88 cm 879.67 mm 2.89 ft |
37.27 in 94.7 cm 946.6 mm 3.11 ft |
| Screen Height | 14.43 in 36.7 cm 366.53 mm 1.2 ft |
|
| Display Curvature | 2300 | 2500 |
| Display Manufacturer | LG Display | |
| Display Type | IPS | IPS |
| Display Bit Depth | 10 bits | 10 bits |
| Max Number of Colors | 1073741824 | 1073741824 |
| Bits | 30 | 30 |
| Screen Aspect Ratio | 24:10 | 21:9 |
| Screen Resolution | 3840 x 1600 | 5120 x 2160 |
| Screen Pixel Pitch | 0.229 mm | |
| Screen Pixel Density | 111 ppi | |
| Screen-to-Body Ratio | 90.21 % | |
| Backlight Source | W-LED | W-LED |
| DCI P3 | 95% | 98% |
| sRGB | 130.6 % | 100 % |
| Screen Brightness | 450 cd/m² | 300 cd/m² |
| Max Screen Brightness | 600 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 | 1 ms | 5 ms |
| Display Average Response Time | 3 ms | 8 ms |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| HDR | DisplayHDR 600 | |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 5.12 in 13 cm 130.1 mm 0.43 ft |
|
| Case Weight | 7.9 kg 17 lbs |
|
| Case Width with Stand | 35.23 in 89.5 cm 894.9 mm 2.94 ft |
37.27 in 94.7 cm 946.6 mm 3.11 ft |
| Case Height with Stand | 17.7 in 45 cm 449.7 mm 1.48 ft |
18.02 in 45.8 cm 457.8 mm 1.5 ft |
| Case Depth with Stand | 11.56 in 29.4 cm 293.5 mm 0.96 ft |
9.76 in 24.8 cm 248 mm 0.81 ft |
| Case Weight with Stand | 12.1 kg 27 lbs |
9.5 kg 21 lbs |
| Case Color | Black | Black |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 2 x HDMI 2.0 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out (headphones) 1 x 3.5 mm Audio Out (line-out for speakers) 4 x USB 3.2 (Type-A; Gen 1; downstream) 1 x USB 3.2 (Type-B; Gen 1; upstream) |
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) |
| Audio | ||
| Audio Speakers | 2 x 9W | |
| Features | ||
| Cool Features | ComfortView Flicker-free technology Nano IPS Picture-by-Picture NVIDIA G-Sync Ultimate Certified Low Blue Light AlienFX Lighting Picture-in-Picture Ambient Light Sensor |
KVM Switch Low Blue Light Picture-in-Picture Picture-by-Picture ComfortView Plus Flicker-free technology |
| Extra Features | Security lock slot | Security lock slot |
| Ergonomics | ||
| Case Width | 35.23 in 89.5 cm 894.9 mm 2.94 ft |
|
| Case Height | 15.72 in 39.9 cm 399.4 mm 1.31 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 |
120 mm 12 cm 4.7244 in 0.3937 ft |
| Landscape or Portrait Pivot Support | No | No |
| Left or Right Swivel Support | Yes | Yes |
| Left Swivel | 20 ° | 30 ° |
| Right Swivel | 20 ° | 30 ° |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 5 ° |
| Backward Tilt | 21 ° | 21 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 24 Hz - 144 Hz | 60 Hz |
| Horizontal Digital Frequency | 30 kHz - 246 kHz | |
| Screen Interpolation Measurement Unit | NULL | NULL |
| Accessories | ||
| Extras | DisplayPort cable HDMI cable Mini-DisplayPort to DisplayPort Cable USB Type-B 3.2 Gen 1 cable |
DisplayPort cable HDMI cable Thunderbolt 4 (USB-C) Active Cable USB Type-A to Type-B cable |
| Certificates and Standards | ||
| Licenses | CECP CEL ENERGY STAR RoHS Compliant TCO Certified Displays TUV Rheonland Eye Safety Certified |
|
| 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 AW3821DW | Dell U4021QW |
