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| General Info | ||
|---|---|---|
| Model Number | Dell UltraSharp U3818DW | Dell S3422DW |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2017 | 2021 |
| Brand | Dell | Dell |
| Model Number | UltraSharp U3818DW | S3422DW |
| Display | ||
| Screen Size Class | 38" (inches) | 34" (inches) |
| Diagonal Size | 37.5 in 95.3 cm 952.5 mm 3.13 ft |
34.03 in 86.4 cm 864.25 mm 2.84 ft |
| Screen Width | 34.63 in 88 cm 879.67 mm 2.89 ft |
31.39 in 79.7 cm 797.22 mm 2.62 ft |
| Screen Height | 14.43 in 36.7 cm 366.53 mm 1.2 ft |
13.14 in 33.4 cm 333.7 mm 1.09 ft |
| Display Curvature | 2300 | 1800 |
| Display Manufacturer | LG Display | |
| Display Type | AH-IPS | VA |
| 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 | |
| Screen Resolution | 3840 x 1600 | 3440 x 1440 |
| Screen Pixel Pitch | 0.229 mm | 0.232 mm |
| Screen Pixel Density | 111 ppi | 109 ppi |
| Screen-to-Body Ratio | 90.89 % | 90.4 % |
| Backlight Source | W-LED | W-LED |
| DCI P3 | 78.1% | 92.4% |
| sRGB | 99 % | 98.8 % |
| Screen Brightness | 350 cd/m² | 300 cd/m² |
| Static Screen Contrast | 1000 : 1 | 3000 : 1 |
| Screen Horizontal Viewing Angle | 178 ° | 178 ° |
| Screen Vertical Viewing Angle | 178 ° | 178 ° |
| Screen Input Lag | 25 ms | |
| Display Minimum Response Time | 5 ms | |
| Display Average Response Time | 8 ms | |
| Display Maximum Response Time | 20 ms | |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 2.19 in 5.6 cm 55.5 mm 0.18 ft |
2.52 in 6.4 cm 64.01 mm 0.21 ft |
| Case Weight | 9.05 kg 20 lbs |
6.7 kg 15 lbs |
| Case Width with Stand | 35.2 in 89.4 cm 894 mm 2.93 ft |
31.82 in 80.8 cm 808.16 mm 2.65 ft |
| Case Height with Stand | 17.01 in 43.2 cm 432 mm 1.42 ft |
15.33 in 38.9 cm 389.36 mm 1.28 ft |
| Case Depth with Stand | 8.91 in 22.6 cm 226.4 mm 0.74 ft |
8.27 in 21 cm 210 mm 0.69 ft |
| Case Weight with Stand | 12.14 kg 27 lbs |
10.16 kg 22 lbs |
| Case Color | Black | Platinum Silver |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 2 x USB 3.0 (upstream) 2 x HDMI 2.0 1 x 3.5 mm Audio Out 1 x DisplayPort 1.2 4 x USB 3.0 (downstream) 1 x USB 3.0 (Type-C) |
2 x HDMI 2.0 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out 2 x USB 3.0 (Type-A; downstream) 1 x USB 3.0 (Type-B; upstream) |
| Audio | ||
| Audio Speakers | 2 x 9W | 2 x 5W |
| Features | ||
| Cool Features | Picture-in-Picture HDCP (High-bandwidth Digital Content Protection) Picture-by-Picture |
Dell Display Manager Flicker-free technology Picture-by-Picture Picture-in-Picture Low Blue Light AMD FreeSync technology ComfortView |
| Extra Features | Security lock slot | Security lock slot |
| Ergonomics | ||
| Case Width | 35.2 in 89.4 cm 894 mm 2.93 ft |
31.82 in 80.8 cm 808.16 mm 2.65 ft |
| Case Height | 15.62 in 39.7 cm 396.8 mm 1.3 ft |
14.34 in 36.4 cm 364.16 mm 1.19 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 | 115 mm 11.5 cm 4.5276 in 0.3773 ft |
100 mm 10 cm 3.937 in 0.3281 ft |
| Landscape or Portrait Pivot Support | No | Yes |
| Left Pivot | 4 ° | |
| Right Pivot | 4 ° | |
| 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 | 60 Hz | 48 Hz - 100 Hz |
| Horizontal Digital Frequency | 30 kHz - 160 kHz | |
| Screen Interpolation Measurement Unit | NULL | |
| Accessories | ||
| Extras | DisplayPort cable Factory Calibration Report HDMI cable USB 3.0 upstream cable USB Type-C cable |
HDMI cable USB 3.0 cable |
| Certificates and Standards | ||
| Licenses | CECP CEL ENERGY STAR RoHS Compliant TCO Certified Displays |
Energy Star 8.0 EPEAT Gold RoHS TCO Certified Displays TÜV Rheinland 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 % | 10 % - 90 % |
| Max Operating Altitude | 5000 | 5000 |
| Max Storage Altitude | 12192 | 12192 |
| Dell UltraSharp U3818DW | Dell S3422DW |
