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| General Info | ||
|---|---|---|
| Model Number | Acer KG251QI | Dell Alienware AW2518HF |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2018 | 2017 |
| Brand | Acer | Dell |
| Model Number | KG251QI | Alienware AW2518HF |
| Alias | KG251QIbmiipx | |
| Display | ||
| Screen Size Class | 25" (inches) | 25" (inches) |
| Diagonal Size | 24.5 in 62.2 cm 622.3 mm 2.04 ft |
24.5 in 62.2 cm 622.3 mm 2.04 ft |
| Screen Width | 21.41 in 54.4 cm 543.744 mm 1.78 ft |
21.41 in 54.4 cm 543.744 mm 1.78 ft |
| Screen Height | 11.91 in 30.3 cm 302.616 mm 0.99 ft |
11.91 in 30.3 cm 302.616 mm 0.99 ft |
| Display Manufacturer | AU Optronics | |
| Display Type | TN | TN |
| Display Bit Depth | 8 bits (6 bits + FRC) | 8 bits (6 bits + FRC) |
| Frame Rate Control | Yes | Yes |
| Max Number of Colors | 16777216 | 16777216 |
| Bits | 24 | 24 |
| Screen Aspect Ratio | 16:9 | 16:9 |
| Screen Resolution | 1920 x 1080 | 1920 x 1080 |
| Screen Pixel Pitch | 0.283 mm | 0.283 mm |
| Screen Pixel Density | 89 ppi | 89 ppi |
| Screen-to-Body Ratio | 88.65 % | 90.29 % |
| Backlight Source | W-LED | W-LED |
| NTSC 1953 | 72 % | 72 % |
| Screen Brightness | 400 cd/m² | 400 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 100000000 : 1 | 50000000 : 1 |
| Screen Horizontal Viewing Angle | 170 ° | 170 ° |
| Screen Vertical Viewing Angle | 160 ° | 160 ° |
| Display Minimum Response Time | 1 ms | 1 ms |
| Display Average Response Time | 4 ms | |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 2.2 in 5.6 cm 56 mm 0.18 ft |
2.54 in 6.5 cm 64.6 mm 0.21 ft |
| Case Weight | 3.7 kg 8 lbs |
3.38 kg 7 lbs |
| Case Width with Stand | 21.96 in 55.8 cm 557.89 mm 1.83 ft |
21.88 in 55.6 cm 555.8 mm 1.82 ft |
| Case Height with Stand | 16.92 in 43 cm 429.69 mm 1.41 ft |
16.47 in 41.8 cm 418.4 mm 1.37 ft |
| Case Depth with Stand | 8.48 in 21.5 cm 215.46 mm 0.71 ft |
10.57 in 26.9 cm 268.6 mm 0.88 ft |
| Case Weight with Stand | 4.2 kg 9 lbs |
6.9 kg 15 lbs |
| Case Color | Black, Red | Black, Silver |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out 1 x HDMI 1.4 1 x HDMI 2.0 |
1 x USB 3.0 (charge - 5V/1.5A) 2 x HDMI 2.0 1 x 3.5 mm Audio In 1 x 3.5 mm Audio Out 1 x DisplayPort 1.2 1 x USB 3.0 (upstream) 3 x USB 3.0 (downstream) |
| Audio | ||
| Audio Speakers | 2 x 2W | |
| Features | ||
| Cool Features | Flicker-free technology HDCP (High-bandwidth Digital Content Protection) AMD FreeSync technology Blue Light Filter |
AMD FreeSync technology Flicker-free technology |
| Extra Features | Security lock slot | |
| Ergonomics | ||
| Case Width | 21.96 in 55.8 cm 557.89 mm 1.83 ft |
21.88 in 55.6 cm 555.8 mm 1.82 ft |
| Case Height | 13.1 in 33.3 cm 332.7 mm 1.09 ft |
12.91 in 32.8 cm 327.9 mm 1.08 ft |
| Vesa Mount Support | Yes | Yes |
| VESA Interface Standard Size | 100 x 100 | 100 x 100 |
| Removable VESA Stand | Yes | Yes |
| Height Adjustment | No | Yes |
| Height Adjustment Range | 130 mm 13 cm 5.1181 in 0.4265 ft |
|
| Landscape or Portrait Pivot Support | No | Yes |
| Left Pivot | 90 ° | |
| Right Pivot | 90 ° | |
| Left or Right Swivel Support | No | Yes |
| Left Swivel | 20 ° | |
| Right Swivel | 20 ° | |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 5 ° |
| Backward Tilt | 15 ° | 25 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 48 Hz - 240 Hz | 30 Hz - 240 Hz |
| Horizontal Digital Frequency | 30 kHz - 255 kHz | 30 kHz - 291 kHz |
| Accessories | ||
| Extras | HDMI cable | DisplayPort cable USB 3.0 upstream cable |
| Certificates and Standards | ||
| Licenses | ENERGY STAR ErP TCO Certified Displays |
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| 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 - 6 °C -4 °F - 42.8 °F |
|
| Internal Storage Humidity | 5 % - 90 % | |
| Max Operating Altitude | 5000 | |
| Max Storage Altitude | 12192 |
| Acer KG251QI | Dell Alienware AW2518HF |
