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| General Info | ||
|---|---|---|
| Model Number | AOC U2879VF | BenQ BL2420PT |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2015 | 2014 |
| Brand | AOC | BenQ |
| Model Number | U2879VF | BL2420PT |
| Display | ||
| Screen Size Class | 28" (inches) | 24" (inches) |
| Diagonal Size | 27.9 in 70.9 cm 708.538 mm 2.32 ft |
23.81 in 60.5 cm 604.7 mm 1.98 ft |
| Screen Width | 24.45 in 62.1 cm 620.93 mm 2.04 ft |
20.74 in 52.7 cm 526.85 mm 1.73 ft |
| Screen Height | 13.44 in 34.1 cm 341.28 mm 1.12 ft |
11.67 in 29.6 cm 296.35 mm 0.97 ft |
| Display Manufacturer | Innolux | AU Optronics |
| Display Type | TN | AHVA IPS |
| Display Bit Depth | 10 bits (8 bits + FRC) | 8 bits |
| Frame Rate Control | Yes | No |
| Max Number of Colors | 1073741824 | 16777216 |
| Bits | 30 | 24 |
| Screen Aspect Ratio | 16:9 | 16:9 |
| Screen Resolution | 3840 x 2160 | 2560 x 1440 |
| Screen Pixel Pitch | 0.162 mm | 0.206 mm |
| Screen Pixel Density | 157 ppi | 123 ppi |
| Screen-to-Body Ratio | 84.72 % | 81.85 % |
| Backlight Source | W-LED | W-LED |
| sRGB | 100 % | |
| Adobe RGB 1998 | 77 % | |
| NTSC 1953 | 72 % | |
| Screen Brightness | 300 cd/m² | 300 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 80000000 : 1 | 20000000 : 1 |
| Screen Horizontal Viewing Angle | 170 ° | 178 ° |
| Screen Vertical Viewing Angle | 160 ° | 178 ° |
| Screen Input Lag | 30 ms | |
| Display Minimum Response Time | 1 ms | 5 ms |
| Display Average Response Time | 3.5 ms | 14 ms |
| Display Maximum Response Time | 25 ms | |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 1.92 in 4.9 cm 48.7 mm 0.16 ft |
2.81 in 7.2 cm 71.5 mm 0.23 ft |
| Case Weight | 4 kg 9 lbs |
|
| Case Width with Stand | 25.96 in 65.9 cm 659.3 mm 2.16 ft |
22.17 in 56.3 cm 563.2 mm 1.85 ft |
| Case Height with Stand | 18.44 in 46.8 cm 468.4 mm 1.54 ft |
15.15 in 38.5 cm 384.9 mm 1.26 ft |
| Case Depth with Stand | 6.03 in 15.3 cm 153.2 mm 0.5 ft |
9.43 in 24 cm 239.55 mm 0.79 ft |
| Case Weight with Stand | 5.26 kg 12 lbs |
7 kg 15 lbs |
| Case Color | Black | Black |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x DVI-D Dual Link 1 x D-sub 1 x 3.5 mm Audio Out 1 x HDMI 2.0 (MHL) 1 x DisplayPort 1.2 |
1 x HDMI 1.4 1 x DisplayPort 1.2 1 x D-sub 1 x 3.5 mm Audio Out 1 x 3.5 mm Audio In 1 x DVI-D Dual Link 2 x USB 2.0 (downstream) 1 x USB 2.0 (upstream) |
| Audio | ||
| Audio Speakers | 2 x 1W | |
| Features | ||
| Cool Features | HDCP (High-bandwidth Digital Content Protection) Picture-by-Picture Picture-in-Picture AMD FreeSync technology Flicker-free technology |
CAD/CAM mode Display Pilot Light sensor Low Blue Light Flicker-free technology AMA (Advanced Motion Accelerator) Animation mode |
| Extra Features | Anti-theft stand lock slot - Kensington | Anti-theft stand lock slot - Kensington |
| Ergonomics | ||
| Case Width | 25.96 in 65.9 cm 659.3 mm 2.16 ft |
22.17 in 56.3 cm 563.2 mm 1.85 ft |
| Case Height | 14.94 in 37.9 cm 379.4 mm 1.24 ft |
13.33 in 33.9 cm 338.7 mm 1.11 ft |
| Vesa Mount Support | No | Yes |
| VESA Interface Standard Size | 75 x 75 | 100 x 100 |
| Removable VESA Stand | Yes | Yes |
| Height Adjustment | No | Yes |
| Height Adjustment Range | 140 mm 14 cm 5.5118 in 0.4593 ft |
|
| 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 | 3.5 ° | 5 ° |
| Backward Tilt | 23.5 ° | 20 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 23 Hz - 80 Hz | 50 Hz - 76 Hz |
| Horizontal Digital Frequency | 30 kHz - 140 kHz | 30 kHz - 83 kHz |
| Accessories | ||
| Extras | D-sub cable DisplayPort cable DVI cable HDMI cable |
Audio cable D-sub cable DVI-D cable USB 2.0 upstream cable |
| Certificates and Standards | ||
| Licenses | BSMI CCC CE cTÜVus ENERGY STAR 6.0 EPA FCC ISO9241-307 RCM TÜV/Ergonomics WIN7/8 |
ENERGY STAR 6.0 TCO 6.0 |
| Usage and Storage Requirements | ||
| Safe Operating Temperature Level | 0 °C - 40 °C 32 °F - 104 °F |
|
| Safe Operating Humidity Level | 10 % - 85 % | |
| Internal Storage Temperature | -25 °C - 55 °C -13 °F - 131 °F |
|
| Internal Storage Humidity | 5 % - 93 % | |
| Max Operating Altitude | 3657.6 | |
| Max Storage Altitude | 12192 |
| AOC U2879VF | BenQ BL2420PT |
