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| General Info | ||
|---|---|---|
| Model Number | Dell SE2222H | Lenovo ThinkVision E20-30 |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2021 | 2022 |
| Brand | Dell | Lenovo |
| Model Number | SE2222H | ThinkVision E20-30 |
| Alias | 66E9KAC4 | |
| Display | ||
| Screen Size Class | 21" (inches) | 20" (inches) |
| Diagonal Size | 21.45 in 54.5 cm 544.83 mm 1.79 ft |
19.45 in 49.4 cm 494.1 mm 1.62 ft |
| Screen Width | 18.84 in 47.9 cm 478.66 mm 1.57 ft |
17.05 in 43.3 cm 432.96 mm 1.42 ft |
| Screen Height | 10.25 in 26 cm 260.28 mm 0.85 ft |
9.37 in 23.8 cm 238.05 mm 0.78 ft |
| Display Type | VA | TN |
| Display Bit Depth | 8 bits | 8 bits (6 bits + FRC) |
| Frame Rate Control | Yes | |
| Max Number of Colors | 16777216 | 16777216 |
| Bits | 24 | 24 |
| Screen Aspect Ratio | 16:9 | 16:9 |
| Screen Resolution | 1920 x 1080 | 1600 x 900 |
| Screen Pixel Pitch | 0.249 mm | 0.271 mm |
| Screen Pixel Density | 102 ppi | 94 ppi |
| Screen-to-Body Ratio | 83.64 % | 78.22 % |
| Backlight Source | W-LED | W-LED |
| NTSC 1953 | 72 % | 72 % |
| Screen Brightness | 250 cd/m² | 250 cd/m² |
| Static Screen Contrast | 3000 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 3000000 : 1 | |
| Screen Horizontal Viewing Angle | 178 ° | 170 ° |
| Screen Vertical Viewing Angle | 178 ° | 160 ° |
| Display Minimum Response Time | 8 ms | 2 ms |
| Display Average Response Time | 12 ms | 5 ms |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 1.94 in 4.9 cm 49.21 mm 0.16 ft |
1.9 in 4.8 cm 48.3 mm 0.16 ft |
| Case Weight | 2.34 kg 5 lbs |
2.2 kg 5 lbs |
| Case Width with Stand | 19.85 in 50.4 cm 504.26 mm 1.65 ft |
18.3 in 46.5 cm 464.8 mm 1.52 ft |
| Case Height with Stand | 15.12 in 38.4 cm 384.08 mm 1.26 ft |
13.88 in 35.3 cm 352.6 mm 1.16 ft |
| Case Depth with Stand | 7.04 in 17.9 cm 178.81 mm 0.59 ft |
7.1 in 18 cm 180.4 mm 0.59 ft |
| Case Weight with Stand | 2.89 kg 6 lbs |
2.5 kg 6 lbs |
| Case Color | Black | Raven Black |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x HDMI 1.4 1 x D-sub |
1 x HDMI 1.4 1 x D-sub |
| Audio | ||
| Features | ||
| Cool Features | Dell ComfortView Flicker-free technology |
Low Blue Light |
| Extra Features | Security lock slot | Anti-theft stand lock slot - Kensington |
| Ergonomics | ||
| Case Width | 19.85 in 50.4 cm 504.26 mm 1.65 ft |
18.3 in 46.5 cm 464.8 mm 1.52 ft |
| Case Height | 11.63 in 29.5 cm 295.38 mm 0.97 ft |
11.16 in 28.4 cm 283.5 mm 0.93 ft |
| Vesa Mount Support | Yes | Yes |
| VESA Interface Standard Size | 100 x 100 | 100 x 100 |
| Removable VESA Stand | Yes | Yes |
| Height Adjustment | No | No |
| Landscape or Portrait Pivot Support | No | No |
| Left or Right Swivel Support | No | No |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 5 ° |
| Backward Tilt | 21 ° | 22 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 48 Hz - 75 Hz | 60 Hz |
| Horizontal Digital Frequency | 30 kHz - 83 kHz | |
| Screen Interpolation Measurement Unit | NULL | NULL |
| Accessories | ||
| Extras | HDMI cable | HDMI cable |
| Certificates and Standards | ||
| Licenses | TUV RoHS |
CCC China Energy Efficiency Standard Tier 2 ENERGY STAR 8.0 EPEAT Silver RoHS TCO 9.0 TYCO Edge 2.0 TÜV Rheinland Flicker Free TÜV Rheinland Low Blue Light Volatile Organic Compound Certification WHQL (Windows 10; Windows 7) |
| Usage and Storage Requirements | ||
| Safe Operating Temperature Level | 0 °C - 40 °C 32 °F - 104 °F |
0 °C - 45 °C 32 °F - 113 °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 % - 95 % |
| Max Operating Altitude | 5000 | 5000 |
| Max Storage Altitude | 12192 | 12192 |
| Dell SE2222H | Lenovo ThinkVision E20-30 |
