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| General Info | ||
|---|---|---|
| Model Number | Acer XB271HK | Dell UltraSharp U2415 |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2015 | 2014 |
| Brand | Acer | Dell |
| Model Number | XB271HK | UltraSharp U2415 |
| Alias | XB271HK bmiprz | |
| Display | ||
| Screen Size Class | 27" (inches) | 24" (inches) |
| Diagonal Size | 27 in 68.6 cm 685.8 mm 2.25 ft |
24.06 in 61.1 cm 611 mm 2 ft |
| Screen Width | 23.47 in 59.6 cm 596.16 mm 1.96 ft |
20.41 in 51.8 cm 518.4 mm 1.7 ft |
| Screen Height | 13.2 in 33.5 cm 335.34 mm 1.1 ft |
12.76 in 32.4 cm 324 mm 1.06 ft |
| Display Manufacturer | AU Optronics | LG Display |
| Display Type | AHVA IPS | AH-IPS |
| Display Bit Depth | 10 bits | 8 bits (6 bits + FRC) |
| Frame Rate Control | No | Yes |
| Max Number of Colors | 1073741824 | 16777216 |
| Bits | 30 | 24 |
| Screen Aspect Ratio | 16:9 | 16:10 |
| Screen Resolution | 3840 x 2160 | 1920 x 1200 |
| Screen Pixel Pitch | 0.155 mm | 0.27 mm |
| Screen Pixel Density | 163 ppi | 94 ppi |
| Screen-to-Body Ratio | 88.3 % | 90.02 % |
| Backlight Source | W-LED | W-LED |
| sRGB | 100 % | 99 % |
| NTSC 1953 | 72 % | 72 % |
| Screen Brightness | 300 cd/m² | 300 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 2000000 : 1 | |
| Screen Horizontal Viewing Angle | 178 ° | 178 ° |
| Screen Vertical Viewing Angle | 178 ° | 178 ° |
| Screen Input Lag | 4 ms | 12 ms |
| Display Minimum Response Time | 4 ms | 6 ms |
| Display Average Response Time | 8 ms | 8 ms |
| Display Maximum Response Time | 12 ms | |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 2.4 in 6.1 cm 61 mm 0.2 ft |
1.8 in 4.6 cm 45.7 mm 0.15 ft |
| Case Weight | 4.6 kg 10 lbs |
4.25 kg 9 lbs |
| Case Width with Stand | 24.2 in 61.5 cm 614.7 mm 2.02 ft |
20.95 in 53.2 cm 532.2 mm 1.75 ft |
| Case Height with Stand | 15.8 in 40.1 cm 401.3 mm 1.32 ft |
15.86 in 40.3 cm 402.9 mm 1.32 ft |
| Case Depth with Stand | 10.57 in 26.8 cm 268.4 mm 0.88 ft |
8.07 in 20.5 cm 205 mm 0.67 ft |
| Case Weight with Stand | 7 kg 15 lbs |
8.35 kg 18 lbs |
| Case Color | Black | Black |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x HDMI 1.4 1 x DisplayPort 1.2 4 x USB 3.0 (downstream) 1 x USB 3.0 (upstream) |
2 x HDMI 1.4 (MHL) 1 x DisplayPort (Input mini) 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out 1 x DisplayPort (Output MST) 5 x USB 3.0 (downstream) 1 x USB 3.0 (upstream) |
| Audio | ||
| Audio Speakers | 2 x 2W | |
| Features | ||
| Cool Features | Flicker-free technology Nvidia G-SYNC Technology |
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| Extra Features | Anti-theft stand lock slot - Kensington | |
| Ergonomics | ||
| Case Width | 24.2 in 61.5 cm 614.7 mm 2.02 ft |
20.95 in 53.2 cm 532.2 mm 1.75 ft |
| Case Height | 14.5 in 36.8 cm 368.3 mm 1.21 ft |
13.8 in 35.1 cm 350.6 mm 1.15 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 |
115 mm 11.5 cm 4.5276 in 0.3773 ft |
| Landscape or Portrait Pivot Support | Yes | Yes |
| Left Pivot | 90 ° | 90 ° |
| Right Pivot | 90 ° | 90 ° |
| Left or Right Swivel Support | Yes | Yes |
| Left Swivel | 30 ° | 45 ° |
| Right Swivel | 30 ° | 45 ° |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 5 ° |
| Backward Tilt | 35 ° | 21 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 60 Hz | 56 Hz - 76 Hz |
| Horizontal Digital Frequency | 30 kHz - 83 kHz | |
| Accessories | ||
| Extras | DisplayPort cable HDMI cable USB 3.0 cable |
DisplayPort cable - mini-DP to DP Factory calibration report USB 3.0 upstream cable |
| Certificates and Standards | ||
| Licenses | ENERGY STAR ErP TCO Certified Displays 6.0 |
ENERGY STAR 6.0 Epeat Gold RoHS Compliant TCO Certified Displays |
| 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 % - 90 % | |
| Max Operating Altitude | 5000 | |
| Max Storage Altitude | 12192 |
| Acer XB271HK | Dell UltraSharp U2415 |
