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| General Info | ||
|---|---|---|
| Model Number | Acer CB280HK | Dell UltraSharp U3011 |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2014 | 2010 |
| Brand | Acer | Dell |
| Model Number | CB280HK | UltraSharp U3011 |
| Alias | CB280HKbmjdppr | |
| Display | ||
| Screen Size Class | 28" (inches) | 30" (inches) |
| Diagonal Size | 28 in 71.1 cm 711.2 mm 2.33 ft |
29.77 in 75.6 cm 756.2 mm 2.48 ft |
| Screen Width | 24.45 in 62.1 cm 620.93 mm 2.04 ft |
25.25 in 64.1 cm 641.28 mm 2.1 ft |
| Screen Height | 13.44 in 34.1 cm 341.28 mm 1.12 ft |
15.78 in 40.1 cm 400.8 mm 1.31 ft |
| Display Manufacturer | Innolux | LG Display |
| Display Type | TN | H-IPS |
| 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 | 2560 x 1600 |
| Screen Pixel Pitch | 0.162 mm | 0.251 mm |
| Screen Pixel Density | 157 ppi | 101 ppi |
| Screen-to-Body Ratio | 84.26 % | 81.64 % |
| Backlight Source | W-LED | CCFL |
| sRGB | 100 % | |
| Adobe RGB 1998 | 99 % | |
| NTSC 1953 | 72 % | 117 % |
| Screen Brightness | 300 cd/m² | 370 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 100000000 : 1 | 100000 : 1 |
| Screen Horizontal Viewing Angle | 170 ° | 178 ° |
| Screen Vertical Viewing Angle | 160 ° | 178 ° |
| Screen Input Lag | 24 ms | |
| Display Minimum Response Time | 1 ms | 7 ms |
| Display Average Response Time | 4 ms | 12 ms |
| Display Maximum Response Time | 17 ms | |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 2.54 in 6.5 cm 64.5 mm 0.21 ft |
3.72 in 9.4 cm 94.4 mm 0.31 ft |
| Case Weight | 9.3 kg 20 lbs |
|
| Case Width with Stand | 25.93 in 65.9 cm 658.7 mm 2.16 ft |
27.34 in 69.5 cm 694.5 mm 2.28 ft |
| Case Height with Stand | 16.08 in 40.9 cm 408.5 mm 1.34 ft |
18.95 in 48.1 cm 481.3 mm 1.58 ft |
| Case Depth with Stand | 9.64 in 24.5 cm 244.8 mm 0.8 ft |
8.32 in 21.1 cm 211.3 mm 0.69 ft |
| Case Weight with Stand | 8.2 kg 18 lbs |
14.46 kg 32 lbs |
| Case Color | Black | Black |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x HDMI 1.4 (MHL) 1 x DisplayPort 1.2 1 x DVI-D Dual Link 1 x 3.5 mm Audio Out 1 x DisplayPort 1.2 (Input mini) 4 x USB 3.0 (downstream) 1 x USB 3.0 (upstream) |
2 x HDMI 1.4 1 x DisplayPort 1.2 1 x D-sub 1 x 3.5 mm Audio In 1 x AV Component In (YPbPr + L/R) 2 x DVI-D Dual Link 4 x USB 2.0 (downstream) 1 x 3.5 mm Audio Out 1 x USB 2.0 (upstream) |
| Audio | ||
| Audio Speakers | 2 x 2W | |
| Features | ||
| Cool Features | Picture-By-Picture Picture-in-Picture Flicker-free technology HDCP (High-bandwidth Digital Content Protection) |
HDCP (High-bandwidth Digital Content Protection) |
| Extra Features | 7 in 1 media card reader Anti-theft stand lock slot - Kensington |
|
| Ergonomics | ||
| Case Width | 25.93 in 65.9 cm 658.7 mm 2.16 ft |
27.34 in 69.5 cm 694.5 mm 2.28 ft |
| Case Height | 15.03 in 38.2 cm 381.8 mm 1.25 ft |
17.85 in 45.3 cm 453.3 mm 1.49 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 | 150 mm 15 cm 5.9055 in 0.4921 ft |
90 mm 9 cm 3.5433 in 0.2953 ft |
| Landscape or Portrait Pivot Support | Yes | No |
| Left Pivot | 90 ° | |
| Right Pivot | 90 ° | |
| Left or Right Swivel Support | Yes | Yes |
| Left Swivel | 60 ° | 30 ° |
| Right Swivel | 60 ° | 30 ° |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 3 ° |
| Backward Tilt | 35 ° | 19 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 60 Hz | 56 Hz - 86 Hz |
| Horizontal Digital Frequency | 30 kHz - 112.5 kHz | |
| Accessories | ||
| Extras | DisplayPort cable DVI-D cable HDMI cable USB 3.0 upstream cable |
D-sub cable DisplayPort cable DVI-D cable Factory calibration report USB 2.0 upstream cable |
| Certificates and Standards | ||
| Licenses | ENERGY STAR ErP TCO Certified Displays 6.0 |
ENERGY STAR 5.0 Epeat Silver |
| Usage and Storage Requirements | ||
| Safe Operating Temperature Level | 5 °C - 35 °C 41 °F - 95 °F |
|
| Safe Operating Humidity Level | 10 % - 80 % | |
| Internal Storage Temperature | -20 °C - 60 °C -4 °F - 140 °F |
|
| Internal Storage Humidity | 5 % - 90 % | |
| Max Operating Altitude | 3657.6 | |
| Max Storage Altitude | 12192 |
| Acer CB280HK | Dell UltraSharp U3011 |
