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| General Info | ||
|---|---|---|
| Model Number | Lenovo ThinkVision D20-20 | Dell P1917S |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2020 | 2016 |
| Brand | Lenovo | Dell |
| Model Number | ThinkVision D20-20 | P1917S |
| Alias | 66C4KAC1 | |
| Display | ||
| Screen Size Class | 20" (inches) | 19" (inches) |
| Diagonal Size | 19.45 in 49.4 cm 494 mm 1.62 ft |
18.9 in 48 cm 480 mm 1.57 ft |
| Screen Width | 16.48 in 41.9 cm 418.608 mm 1.37 ft |
14.76 in 37.5 cm 374.78 mm 1.23 ft |
| Screen Height | 10.33 in 26.2 cm 262.35 mm 0.86 ft |
11.8 in 30 cm 299.83 mm 0.98 ft |
| Display Type | IPS | IPS |
| Display Bit Depth | 8 bits (6 bits + FRC) | 8 bits |
| Frame Rate Control | Yes | Yes |
| Max Number of Colors | 16777216 | 16777216 |
| Bits | 24 | 24 |
| Screen Aspect Ratio | 16:10 | 5:4 |
| Screen Resolution | 1440 x 900 | 1280 x 1024 |
| Screen Pixel Pitch | 0.291 mm | 0.293 mm |
| Screen Pixel Density | 87 ppi | 86 ppi |
| Screen-to-Body Ratio | 78.19 % | 82.87 % |
| Backlight Source | W-LED | W-LED |
| NTSC 1953 | 72 % | |
| Screen Brightness | 250 cd/m² | 250 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 3000000 : 1 | 4000000 : 1 |
| Screen Horizontal Viewing Angle | 178 ° | 178 ° |
| Screen Vertical Viewing Angle | 178 ° | 178 ° |
| Display Minimum Response Time | 4 ms | 6 ms |
| Display Average Response Time | 6 ms | 8 ms |
| Display Coating | Anti-glare/Matte | Anti-glare/Matte (3H) |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 1.75 in 4.5 cm 44.5 mm 0.15 ft |
1.98 in 5 cm 50.3 mm 0.17 ft |
| Case Weight | 2.61 kg 6 lbs |
2.6 kg 6 lbs |
| Case Width with Stand | 17.95 in 45.6 cm 456 mm 1.5 ft |
15.97 in 40.6 cm 405.6 mm 1.33 ft |
| Case Height with Stand | 14.65 in 37.2 cm 372 mm 1.22 ft |
14.54 in 36.9 cm 369.3 mm 1.21 ft |
| Case Depth with Stand | 7.26 in 18.4 cm 184.3 mm 0.6 ft |
7.09 in 18 cm 180 mm 0.59 ft |
| Case Weight with Stand | 2.91 kg 6 lbs |
5.13 kg 11 lbs |
| Case Color | Black | Gray |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x HDMI 1.4 1 x D-sub |
1 x USB 3.0 (upstream) 1 x HDMI 1.4 1 x D-sub 1 x DisplayPort 1.2 2 x USB 2.0 (downstream) 2 x USB 3.0 (downstream) |
| Audio | ||
| Features | ||
| Cool Features | Low Blue Light | |
| Extra Features | Anti-theft stand lock slot - Kensington | Security lock slot |
| Ergonomics | ||
| Case Width | 17.95 in 45.6 cm 456 mm 1.5 ft |
15.97 in 40.6 cm 405.6 mm 1.33 ft |
| Case Height | 12.13 in 30.8 cm 308 mm 1.01 ft |
13.16 in 33.4 cm 334.3 mm 1.1 ft |
| Vesa Mount Support | Yes | Yes |
| VESA Interface Standard Size | 100 x 100 | 100 x 100 |
| Removable VESA Stand | Yes | Yes |
| Height Adjustment | No | Yes |
| Height Adjustment Range | 130 mm 13 cm 5.1181 in 0.4265 ft |
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| Landscape or Portrait Pivot Support | No | Yes |
| Left Pivot | 0 ° | |
| Right Pivot | 90 ° | |
| Left or Right Swivel Support | No | Yes |
| Left Swivel | 45 ° | |
| Right Swivel | 45 ° | |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 5 ° |
| Backward Tilt | 22 ° | 21 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 50 Hz - 75 Hz | 56 Hz - 76 Hz |
| Horizontal Digital Frequency | 30 kHz - 83 kHz | 30 kHz - 81 kHz |
| Screen Interpolation Measurement Unit | NULL | |
| Accessories | ||
| Extras | HDMI cable | D-sub cable DisplayPort cable USB 3.0 upstream cable |
| Certificates and Standards | ||
| Licenses | CCC China Energy Efficiency Standard Tier 2 ENERGY STAR 8.0 EPEAT Silver RoHS TCO 8.0 TÜV Rheinland Low Blue Light WHQL (Windows 10; Windows 7) |
ENERGY STAR 6.0 Epeat Gold RoHS Compliant TCO Certified Displays |
| Usage and Storage Requirements | ||
| Safe Operating Temperature Level | 0 °C - 45 °C 32 °F - 113 °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 % - 95 % | 5 % - 90 % |
| Max Operating Altitude | 5000 | 5000 |
| Max Storage Altitude | 12192 | 12192 |
| Lenovo ThinkVision D20-20 | Dell P1917S |
