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| General Info | ||
|---|---|---|
| Model Number | Lenovo ThinkVision P40w-20 | Dell U3421WE |
|
|
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2021 | 2020 |
| Brand | Lenovo | Dell |
| Model Series | UltraSharp | |
| Model Number | ThinkVision P40w-20 | U3421WE |
| Alias | P40w-20 | UltraSharp U3421WE |
| Display | ||
| Screen Size Class | 40" (inches) | 34" (inches) |
| Diagonal Size | 39.71 in 100.9 cm 1008.59 mm 3.31 ft |
34.14 in 86.7 cm 867.2 mm 2.85 ft |
| Screen Width | 36.59 in 92.9 cm 929.28 mm 3.05 ft |
31.49 in 80 cm 799.8 mm 2.62 ft |
| Screen Height | 15.43 in 39.2 cm 392.04 mm 1.29 ft |
13.18 in 33.5 cm 334.8 mm 1.1 ft |
| Display Curvature | 2500 | 1900 |
| Display Manufacturer | LG Display | |
| Display Type | IPS | AH-IPS |
| Display Bit Depth | 10 bits | 10 bits |
| Max Number of Colors | 1073741824 | 1073741824 |
| Bits | 30 | 30 |
| Screen Aspect Ratio | 21:9 | 21:9 |
| Screen Resolution | 5120 x 2160 | 3440 x 1440 |
| Screen Pixel Pitch | 0.182 mm | 0.233 mm |
| Screen Pixel Density | 140 ppi | 109 ppi |
| Screen-to-Body Ratio | 89.68 % | |
| Backlight Source | W-LED | W-LED |
| DCI P3 | 98% | 95% |
| sRGB | 99 % | 99 % |
| Screen Brightness | 300 cd/m² | 300 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 3000000 : 1 | |
| Screen Horizontal Viewing Angle | 178 ° | 178 ° |
| Screen Vertical Viewing Angle | 178 ° | 178 ° |
| Display Minimum Response Time | 4 ms | 5 ms |
| Display Average Response Time | 6 ms | 8 ms |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 3.97 in 10.1 cm 100.8 mm 0.33 ft |
|
| Case Weight | 9.95 kg 22 lbs |
7.52 kg 17 lbs |
| Case Width with Stand | 37.31 in 94.8 cm 947.6 mm 3.11 ft |
32.02 in 81.3 cm 813.3 mm 2.67 ft |
| Case Height with Stand | 20.13 in 51.1 cm 511.2 mm 1.68 ft |
15.46 in 39.3 cm 392.8 mm 1.29 ft |
| Case Depth with Stand | 11 in 27.9 cm 279.4 mm 0.92 ft |
9.35 in 23.7 cm 237.4 mm 0.78 ft |
| Case Weight with Stand | 14.65 kg 32 lbs |
11.87 kg 26 lbs |
| Case Color | Raven Black | Platinum Silver |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x USB 3.2 (Type-C; Gen 1; upstream; 27W) 1 x Ethernet RJ45 (Gigabit) 1 x DisplayPort 1.4 1 x Thunderbolt 4.0 (Type-C; upstream; 100W; DP Alt Mode) 1 x Thunderbolt 4.0 1 x HDMI 2.0 4 x USB 3.2 (Type-A; Gen 1; downstream) 1 x 3.5 mm Audio Out (line-out for speakers) 1 x USB 3.2 (Type-B; Gen 1; upstream) |
4 x USB 3.2 (Type-A; Gen 1; downstream; 5 Gbps) 1 x USB 3.2 (Type-B; Gen 1; upstream) 2 x HDMI 2.0 1 x 3.5 mm Audio Out 1 x DisplayPort 1.4 1 x Ethernet RJ45 1 x USB 3.1 (Type-C; upstream; 90W; DP Alt Mode) 1 x USB 3.1 (Type-C; downstream; 15W) |
| Audio | ||
| Audio Speakers | 2 x 9W | 2 x 5W |
| Features | ||
| Cool Features | Flicker-free technology Natural Low Blue Light technology Picture-in-Picture True Split technology Picture-by-Picture 3-side NearEdgeless Design eKVM switch |
KVM Switch Low Blue Light Picture-in-Picture Picture-by-Picture ComfortView Flicker-free technology |
| Extra Features | Anti-theft stand lock slot - Kensington | Security lock slot |
| Ergonomics | ||
| Case Width | 37.31 in 94.8 cm 947.6 mm 3.11 ft |
32.02 in 81.3 cm 813.3 mm 2.67 ft |
| Case Height | 16.88 in 42.9 cm 428.7 mm 1.41 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 |
150 mm 15 cm 5.9055 in 0.4921 ft |
| Landscape or Portrait Pivot Support | No | No |
| Left or Right Swivel Support | Yes | Yes |
| Left Swivel | 45 ° | 30 ° |
| Right Swivel | 45 ° | 30 ° |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 5 ° |
| Backward Tilt | 22 ° | 21 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 48 Hz - 75 Hz | 60 Hz |
| Screen Interpolation Measurement Unit | NULL | NULL |
| Accessories | ||
| Extras | Thunderbolt 4 cabke (40 Gbps) | DisplayPort cable HDMI cable USB Type-A to Type-B cable USB Type-C to Type-C cable |
| Certificates and Standards | ||
| Licenses | CCC China Energy Efficiency Standard Tier 2 EnergyStar 8.0 EPEAT Silver TCO Certified Displays 8.0 TCO Edge 2.0 TÜV Rheinland Eyesafe Display Certification Windows Certification (Windows 10) |
Energy Star EPEAT Gold RoHS TCO Certified Displays TUV Rheinland Flicker Free Certified TUV Rheinland Low Blue Light 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 |
| Lenovo ThinkVision P40w-20 | Dell U3421WE |
