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| General Info | ||
|---|---|---|
| Model Number | Acer B276HK | Lenovo L29w-30 |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2014 | 2021 |
| Brand | Acer | Lenovo |
| Model Number | B276HK | L29w-30 |
| Alias | B276HKymjdpprz | 66E5GAC3 |
| Display | ||
| Screen Size Class | 27" (inches) | 29" (inches) |
| Diagonal Size | 27 in 68.6 cm 685.8 mm 2.25 ft |
28.75 in 73 cm 730.2 mm 2.4 ft |
| Screen Width | 23.47 in 59.6 cm 596.16 mm 1.96 ft |
26.49 in 67.3 cm 672.768 mm 2.21 ft |
| Screen Height | 13.2 in 33.5 cm 335.34 mm 1.1 ft |
11.17 in 28.4 cm 283.824 mm 0.93 ft |
| Display Manufacturer | AU Optronics | |
| Display Type | AHVA IPS | IPS |
| Display Bit Depth | 10 bits (8 bits + FRC) | 8 bits (6 bits + FRC) |
| Frame Rate Control | Yes | Yes |
| Max Number of Colors | 1073741824 | 16777216 |
| Bits | 30 | 24 |
| Screen Aspect Ratio | 16:9 | 21:9 |
| Screen Resolution | 3840 x 2160 | 2560 x 1080 |
| Screen Pixel Pitch | 0.155 mm | 0.263 mm |
| Screen Pixel Density | 163 ppi | 96 ppi |
| Screen-to-Body Ratio | 86.59 % | 86.68 % |
| Backlight Source | W-LED | W-LED |
| sRGB | 100 % | 99 % |
| Screen Brightness | 300 cd/m² | 300 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 100000000 : 1 | 3000000 : 1 |
| Screen Horizontal Viewing Angle | 178 ° | 178 ° |
| Screen Vertical Viewing Angle | 178 ° | 178 ° |
| Display Minimum Response Time | 6 ms | 4 ms |
| Display Average Response Time | 12 ms | 6 ms |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 2.52 in 6.4 cm 64 mm 0.21 ft |
1.87 in 4.8 cm 47.5 mm 0.16 ft |
| Case Weight | 5 kg 11 lbs |
4.4 kg 10 lbs |
| Case Width with Stand | 24.57 in 62.4 cm 624 mm 2.05 ft |
27.1 in 68.8 cm 688.4 mm 2.26 ft |
| Case Height with Stand | 21.65 in 55 cm 550 mm 1.8 ft |
14.06 in 35.7 cm 357.2 mm 1.17 ft |
| Case Depth with Stand | 9.72 in 24.7 cm 247 mm 0.81 ft |
8.46 in 21.5 cm 214.9 mm 0.71 ft |
| Case Weight with Stand | 7.82 kg 17 lbs |
6.3 kg 14 lbs |
| Case Color | Gray | Raven 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 DisplayPort 1.2 (Input mini) 4 x USB 3.0 (downstream) 1 x USB 3.0 (upstream) |
1 x 3.5 mm Audio Out 1 x HDMI 1.4 1 x DisplayPort 1.2 |
| Audio | ||
| Audio Speakers | 2 x 2W | 2 x 3W |
| Features | ||
| Cool Features | Picture-by-Picture Picture-in-Picture Flicker-free technology HDCP (High-bandwidth Digital Content Protection) |
Lenovo Artery (Lenovo Display Control Center) 3-side NearEdgeless design AMD FreeSync technology |
| Extra Features | Anti-theft stand lock slot - Kensington | |
| Ergonomics | ||
| Case Width | 24.57 in 62.4 cm 624 mm 2.05 ft |
27.1 in 68.8 cm 688.4 mm 2.26 ft |
| Case Height | 14.57 in 37 cm 370 mm 1.21 ft |
12.6 in 32 cm 320 mm 1.05 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 |
150 mm 15 cm 5.9055 in 0.4921 ft |
| Landscape or Portrait Pivot Support | Yes | No |
| Left Pivot | 0 ° | |
| Right Pivot | 90 ° | |
| Left or Right Swivel Support | Yes | Yes |
| Left Swivel | 60 ° | 180 ° |
| Right Swivel | 60 ° | 180 ° |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 5 ° |
| Backward Tilt | 35 ° | 22 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 55 Hz - 75 Hz | 48 Hz - 90 Hz |
| Horizontal Digital Frequency | 30 kHz - 80 kHz | 15 kHz - 110 kHz |
| Screen Interpolation Measurement Unit | NULL | |
| Accessories | ||
| Extras | DisplayPort cable DVI-D cable USB 3.0 upstream cable |
HDMI cable |
| Certificates and Standards | ||
| Licenses | ENERGY STAR | CCC China Energy Efficiency Standard Tier 1 Energy Star EPEAT RoHS (EU 2002/95/EC) TCO 8.0 TCO Edge 2.0 TÜV Rheinland Eye Comfort TÜV Low Blue Light (Hardware Solution) Windows Certification (Windows 7 Windows 10) |
| Usage and Storage Requirements | ||
| Safe Operating Temperature Level | 0 °C - 40 °C 32 °F - 104 °F |
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| Safe Operating Humidity Level | 10 % - 80 % | |
| Internal Storage Temperature | -20 °C - 60 °C -4 °F - 140 °F |
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| Internal Storage Humidity | 5 % - 95 % |
| Acer B276HK | Lenovo L29w-30 |
