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| General Info | ||
|---|---|---|
| Model Number | Lenovo ThinkVision Pro2840m | Dell 2709W |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2014 | 2008 |
| Brand | Lenovo | Dell |
| Model Number | ThinkVision Pro2840m | 2709W |
| Alias | 60B4RAR6US | |
| Display | ||
| Screen Size Class | 28" (inches) | 27" (inches) |
| Diagonal Size | 27.9 in 70.9 cm 708.538 mm 2.32 ft |
26.96 in 68.5 cm 684.7 mm 2.25 ft |
| Screen Width | 24.45 in 62.1 cm 620.93 mm 2.04 ft |
22.9 in 58.2 cm 581.76 mm 1.91 ft |
| Screen Height | 13.44 in 34.1 cm 341.28 mm 1.12 ft |
14.31 in 36.4 cm 363.6 mm 1.19 ft |
| Display Curvature | 1600 | |
| Display Manufacturer | Innolux | Samsung |
| Display Type | TN | S-PVA |
| Display Bit Depth | 10 bits (8 bits + FRC) | 10 bits |
| Frame Rate Control | Yes | No |
| Max Number of Colors | 1073741824 | 1073741824 |
| Bits | 30 | 30 |
| Screen Aspect Ratio | 16:9 | 16:10 |
| Screen Resolution | 3840 x 2160 | 1920 x 1200 |
| Screen Pixel Pitch | 0.162 mm | 0.303 mm |
| Screen Pixel Density | 157 ppi | 83 ppi |
| Screen-to-Body Ratio | 71.79 % | 80.85 % |
| Backlight Source | W-LED | CCFL |
| NTSC 1953 | 72 % | 110 % |
| Screen Brightness | 270 cd/m² | 400 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1300 : 1 |
| Dynamic Screen Contrast | 3000000 : 1 | 3000 : 1 |
| Screen Horizontal Viewing Angle | 170 ° | 178 ° |
| Screen Vertical Viewing Angle | 160 ° | 178 ° |
| Screen Input Lag | 47 ms | |
| Display Minimum Response Time | 5 ms | 6 ms |
| Display Average Response Time | 16 ms | |
| Display Coating | Anti-glare/Matte | Anti-glare/Matte (3H) |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 2.29 in 5.8 cm 58.2 mm 0.19 ft |
3.48 in 8.8 cm 88.4 mm 0.29 ft |
| Case Weight | 8.3 kg 18 lbs |
|
| Case Width with Stand | 26.22 in 66.6 cm 665.9 mm 2.18 ft |
24.89 in 63.2 cm 632.1 mm 2.07 ft |
| Case Height with Stand | 20.73 in 52.6 cm 526.43 mm 1.73 ft |
17.79 in 45.2 cm 451.9 mm 1.48 ft |
| Case Depth with Stand | 11.41 in 29 cm 289.9 mm 0.95 ft |
7.87 in 20 cm 200 mm 0.66 ft |
| Case Weight with Stand | 10.19 kg 22 lbs |
11 kg 24 lbs |
| Case Color | Black | Black |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 3 x USB 3.0 (downstream) 1 x USB 3.0 (upstream) 2 x DisplayPort 1.2 1 x 3.5 mm Audio Out 1 x DisplayPort 1.2 (Input mini) 1 x HDMI 1.4 (MHL) 2 x USB 2.0 (downstream) 1 x USB 2.0 (upstream) |
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) |
| Audio | ||
| Audio Speakers | 2 x 3W | |
| Features | ||
| Cool Features | DDC/CI HDCP (High-bandwidth Digital Content Protection) |
HDCP (High-bandwidth Digital Content Protection) |
| Extra Features | Anti-theft stand lock slot - Kensington | 9 in 2 media card reader |
| Ergonomics | ||
| Case Width | 26.22 in 66.6 cm 665.9 mm 2.18 ft |
24.89 in 63.2 cm 632.1 mm 2.07 ft |
| Case Height | 17.45 in 44.3 cm 443.3 mm 1.45 ft |
16.3 in 41.4 cm 413.9 mm 1.36 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 | 110 mm 11 cm 4.3307 in 0.3609 ft |
90 mm 9 cm 3.5433 in 0.2953 ft |
| Landscape or Portrait Pivot Support | Yes | No |
| Left Pivot | 0 ° | |
| Right Pivot | 90 ° | |
| Left or Right Swivel Support | Yes | Yes |
| Left Swivel | 45 ° | 40 ° |
| Right Swivel | 45 ° | 40 ° |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 3 ° |
| Backward Tilt | 25 ° | 21 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 24 Hz - 70 Hz | 56 Hz - 76 Hz |
| Horizontal Digital Frequency | 26 kHz - 140 kHz | 30 kHz - 81 kHz |
| Accessories | ||
| Extras | DisplayPort cable HDMI cable USB 2.0 cable USB 3.0 cable |
D-sub cable DisplayPort cable USB 2.0 upstream cable |
| Certificates and Standards | ||
| Licenses | BSMI C-Tick CCC CE CECP ENERGY STAR 6.0 Epeat Gold FCC Class B KC RoHS TCO Certified Display 6.0 TCO Edge 1.2 TÜV/GS VCCI WHQL (Windows 10; Windows 8.1; Windows 8; Windows 7) |
ENERGY STAR 4.0 Epeat Silver 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 Pro2840m | Dell 2709W |
