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| General Info | ||
|---|---|---|
| Model Number | Dell UltraSharp U2711 | Dell U3421WE |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2010 | 2020 |
| Brand | Dell | Dell |
| Model Series | UltraSharp | |
| Model Number | UltraSharp U2711 | U3421WE |
| Alias | UltraSharp U3421WE | |
| Display | ||
| Screen Size Class | 27" (inches) | 34" (inches) |
| Diagonal Size | 27 in 68.6 cm 685.8 mm 2.25 ft |
34.14 in 86.7 cm 867.2 mm 2.85 ft |
| Screen Width | 23.49 in 59.7 cm 596.736 mm 1.96 ft |
31.49 in 80 cm 799.8 mm 2.62 ft |
| Screen Height | 13.22 in 33.6 cm 335.664 mm 1.1 ft |
13.18 in 33.5 cm 334.8 mm 1.1 ft |
| Display Curvature | 1900 | |
| Display Manufacturer | LG Display | LG Display |
| Display Type | H-IPS | AH-IPS |
| Display Bit Depth | 10 bits (8 bits + FRC) | 10 bits |
| Frame Rate Control | Yes | |
| Max Number of Colors | 1073741824 | 1073741824 |
| Bits | 30 | 30 |
| Screen Aspect Ratio | 16:9 | 21:9 |
| Screen Resolution | 2560 x 1440 | 3440 x 1440 |
| Screen Pixel Pitch | 0.233 mm | 0.233 mm |
| Screen Pixel Density | 109 ppi | 109 ppi |
| Screen-to-Body Ratio | 80.31 % | |
| Backlight Source | CCFL | W-LED |
| DCI P3 | 95% | |
| sRGB | 100 % | 99 % |
| Adobe RGB 1998 | 96 % | |
| NTSC 1953 | 102 % | |
| Screen Brightness | 350 cd/m² | 300 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 8000000 : 1 | |
| Screen Horizontal Viewing Angle | 178 ° | 178 ° |
| Screen Vertical Viewing Angle | 178 ° | 178 ° |
| Screen Input Lag | 25 ms | |
| Display Minimum Response Time | 6 ms | 5 ms |
| Display Average Response Time | 14 ms | 8 ms |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 3.66 in 9.3 cm 93 mm 0.31 ft |
|
| Case Weight | 7.72 kg 17 lbs |
7.52 kg 17 lbs |
| Case Width with Stand | 25.46 in 64.7 cm 646.71 mm 2.12 ft |
32.02 in 81.3 cm 813.3 mm 2.67 ft |
| Case Height with Stand | 16.84 in 42.8 cm 427.83 mm 1.4 ft |
15.46 in 39.3 cm 392.8 mm 1.29 ft |
| Case Depth with Stand | 7.87 in 20 cm 199.95 mm 0.66 ft |
9.35 in 23.7 cm 237.4 mm 0.78 ft |
| Case Weight with Stand | 10.46 kg 23 lbs |
11.87 kg 26 lbs |
| Case Color | Black | Platinum Silver |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x HDMI 1 x DisplayPort 1.2 1 x D-sub 1 x AV Component In (YPbPr + L/R) 1 x AV Composite In (Video + L/R) 2 x DVI-D Dual Link 4 x USB 2.0 (downstream) 3 x 3.5 mm Audio Out 1 x USB 2.0 (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 5W | |
| Features | ||
| Cool Features | DDC/CI HDCP (High-bandwidth Digital Content Protection) |
KVM Switch Low Blue Light Picture-in-Picture Picture-by-Picture ComfortView Flicker-free technology |
| Extra Features | Security lock slot | |
| Ergonomics | ||
| Case Width | 25.46 in 64.7 cm 646.71 mm 2.12 ft |
32.02 in 81.3 cm 813.3 mm 2.67 ft |
| Case Height | 15.18 in 38.6 cm 385.67 mm 1.27 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 | 90 mm 9 cm 3.5433 in 0.2953 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 | 40 ° | 30 ° |
| Right Swivel | 40 ° | 30 ° |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 4 ° | 5 ° |
| Backward Tilt | 21 ° | 21 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 56 Hz - 76 Hz | 60 Hz |
| Horizontal Digital Frequency | 30 kHz - 89 kHz | |
| Screen Interpolation Measurement Unit | NULL | |
| Accessories | ||
| Extras | D-sub cable DisplayPort cable DVI-D cable USB 2.0 upstream cable |
DisplayPort cable HDMI cable USB Type-A to Type-B cable USB Type-C to Type-C cable |
| Certificates and Standards | ||
| Licenses | ENERGY STAR TCO Certified Displays |
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 | 3048 | 5000 |
| Max Storage Altitude | 10668 | 12192 |
| Dell UltraSharp U2711 | Dell U3421WE |
