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| General Info | ||
|---|---|---|
| Model Number | Acer Predator XB2 XB272 | Dell Alienware AW2521HF |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2017 | 2020 |
| Brand | Acer | Dell |
| Model Number | Predator XB2 XB272 | Alienware AW2521HF |
| Alias | XB272bmiprzx | Alienware AW2521HFL |
| Display | ||
| Screen Size Class | 27" (inches) | 25" (inches) |
| Diagonal Size | 27 in 68.6 cm 685.8 mm 2.25 ft |
24.5 in 62.2 cm 622.3 mm 2.04 ft |
| Screen Width | 23.53 in 59.8 cm 597.6 mm 1.96 ft |
21.41 in 54.4 cm 543.744 mm 1.78 ft |
| Screen Height | 13.23 in 33.6 cm 336.15 mm 1.1 ft |
11.91 in 30.3 cm 302.616 mm 0.99 ft |
| Display Manufacturer | AU Optronics | |
| Display Type | TN | IPS |
| Display Bit Depth | 8 bits (6 bits + FRC) | 8 bits |
| Frame Rate Control | 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 | 0.311 mm | 0.283 mm |
| Screen Pixel Density | 81 ppi | 89 ppi |
| Screen-to-Body Ratio | 89.15 % | 90.11 % |
| Backlight Source | W-LED | W-LED |
| sRGB | 100 % | 99 % |
| NTSC 1953 | 72 % | |
| Screen Brightness | 400 cd/m² | 400 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Screen Horizontal Viewing Angle | 170 ° | 178 ° |
| Screen Vertical Viewing Angle | 160 ° | 178 ° |
| Display Minimum Response Time | 1 ms | 1 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 |
2.87 in 7.3 cm 72.95 mm 0.24 ft |
| Case Weight | 5.63 kg 12 lbs |
3.55 kg 8 lbs |
| Case Width with Stand | 24.17 in 61.4 cm 614 mm 2.01 ft |
21.9 in 55.6 cm 556.29 mm 1.83 ft |
| Case Height with Stand | 16.1 in 40.9 cm 409 mm 1.34 ft |
16.58 in 42.1 cm 421.21 mm 1.38 ft |
| Case Depth with Stand | 10.55 in 26.8 cm 268 mm 0.88 ft |
9.92 in 25.2 cm 251.92 mm 0.83 ft |
| Case Weight with Stand | 7.51 kg 17 lbs |
7.17 kg 16 lbs |
| Case Color | Black | Black |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x HDMI 1.4 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out 4 x USB 3.0 (downstream) 1 x USB 3.0 (upstream) |
1 x USB 3.0 (Type-B; upstream) 2 x HDMI 2.0 1 x 3.5 mm Audio Out (headphones) 1 x 3.5 mm Audio Out (line-out) 1 x DisplayPort 1.2 3 x USB 3.0 (Type-A; downstream) 1 x USB 3.0 (Type-A; downstream; BC 1.2 2A) |
| Audio | ||
| Audio Speakers | 2 x 2W | |
| Features | ||
| Cool Features | Flicker-free technology GameView Technology Nvidia ULMB (Ultra Low Motion Blur) HDCP (High-bandwidth Digital Content Protection) Blue Light Filter ComfyView Dimming |
Low Blue Light NVIDIA G-SYNC Compatible AMD FreeSync Premium Flicker-free technology |
| Ergonomics | ||
| Case Width | 24.17 in 61.4 cm 614 mm 2.01 ft |
21.9 in 55.6 cm 556.29 mm 1.83 ft |
| Case Height | 14.45 in 36.7 cm 367 mm 1.2 ft |
12.92 in 32.8 cm 328.24 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 | Yes | Yes |
| Height Adjustment Range | 115 mm 11.5 cm 4.5276 in 0.3773 ft |
130 mm 13 cm 5.1181 in 0.4265 ft |
| Landscape or Portrait Pivot Support | Yes | Yes |
| Left Pivot | 0 ° | 90 ° |
| Right Pivot | 90 ° | 90 ° |
| Left or Right Swivel Support | Yes | Yes |
| Left Swivel | 45 ° | 20 ° |
| Right Swivel | 45 ° | 20 ° |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 5 ° |
| Backward Tilt | 20 ° | 21 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 24 Hz - 240 Hz | 48 Hz - 240Hz |
| Horizontal Digital Frequency | 30 kHz - 255 kHz | 30 kHz - 255 kHz |
| Screen Interpolation Measurement Unit | NULL | |
| Accessories | ||
| Extras | DisplayPort cable USB upstream cable |
DisplayPort cable HDMI cable USB 3.0 Type-B to Type-A cable |
| Certificates and Standards | ||
| 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 - 80 °C -4 °F - 176 °F |
|
| Internal Storage Humidity | 5 % - 90 % | |
| Max Operating Altitude | 5000 | |
| Max Storage Altitude | 12192 |
| Acer Predator XB2 XB272 | Dell Alienware AW2521HF |
