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| General Info | ||
|---|---|---|
| Model Number | ViewSonic VA1903-A | Dell Alienware AW2521HF |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2016 | 2020 |
| Brand | ViewSonic | Dell |
| Model Number | VA1903-A | Alienware AW2521HF |
| Alias | Alienware AW2521HFL | |
| Display | ||
| Screen Size Class | 19" (inches) | 25" (inches) |
| Diagonal Size | 18.5 in 47 cm 470 mm 1.54 ft |
24.5 in 62.2 cm 622.3 mm 2.04 ft |
| Screen Width | 16.13 in 41 cm 409.8 mm 1.34 ft |
21.41 in 54.4 cm 543.744 mm 1.78 ft |
| Screen Height | 9.07 in 23 cm 230.4 mm 0.76 ft |
11.91 in 30.3 cm 302.616 mm 0.99 ft |
| 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 | 1366 x 768 | 1920 x 1080 |
| Screen Pixel Pitch | 0.3 mm | 0.283 mm |
| Screen Pixel Density | 84 ppi | 89 ppi |
| Screen-to-Body Ratio | 79.54 % | 90.11 % |
| Backlight Source | W-LED | W-LED |
| sRGB | 99 % | |
| Screen Brightness | 200 cd/m² | 400 cd/m² |
| Static Screen Contrast | 600 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 20000000 : 1 | |
| Screen Horizontal Viewing Angle | 170 ° | 178 ° |
| Screen Vertical Viewing Angle | 160 ° | 178 ° |
| Display Minimum Response Time | 5 ms | 1 ms |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 1.89 in 4.8 cm 48 mm 0.16 ft |
2.87 in 7.3 cm 72.95 mm 0.24 ft |
| Case Weight | 1.8 kg 4 lbs |
3.55 kg 8 lbs |
| Case Width with Stand | 17.24 in 43.8 cm 438 mm 1.44 ft |
21.9 in 55.6 cm 556.29 mm 1.83 ft |
| Case Height with Stand | 13.54 in 34.4 cm 344 mm 1.13 ft |
16.58 in 42.1 cm 421.21 mm 1.38 ft |
| Case Depth with Stand | 6.69 in 17 cm 170 mm 0.56 ft |
9.92 in 25.2 cm 251.92 mm 0.83 ft |
| Case Weight with Stand | 2 kg 4 lbs |
7.17 kg 16 lbs |
| Case Color | Black | Black |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x D-sub | 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 | ||
| Features | ||
| Cool Features | Low Blue Light NVIDIA G-SYNC Compatible AMD FreeSync Premium Flicker-free technology |
|
| Ergonomics | ||
| Case Width | 17.24 in 43.8 cm 438 mm 1.44 ft |
21.9 in 55.6 cm 556.29 mm 1.83 ft |
| Case Height | 10.67 in 27.1 cm 271 mm 0.89 ft |
12.92 in 32.8 cm 328.24 mm 1.08 ft |
| Vesa Mount Support | Yes | Yes |
| VESA Interface Standard Size | 75 x 75 | 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 | 3 ° | 5 ° |
| Backward Tilt | 18 ° | 21 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 50 Hz - 75 Hz | 48 Hz - 240Hz |
| Horizontal Digital Frequency | 24 kHz - 82 kHz | 30 kHz - 255 kHz |
| Screen Interpolation Measurement Unit | NULL | |
| Accessories | ||
| Extras | D-sub cable | DisplayPort cable HDMI cable USB 3.0 Type-B to Type-A cable |
| Certificates and Standards | ||
| Licenses | CB CCC CE CEL Level 1 CU EAC ENERGY STAR EMC ErP eStandby FCC Class B RoHS TCO Certified Display TÜV/GS VCCI WEEE |
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| Usage and Storage Requirements | ||
| Safe Operating Temperature Level | 0 °C - 40 °C 32 °F - 104 °F |
0 °C - 40 °C 32 °F - 104 °F |
| Safe Operating Humidity Level | 20 % - 90 % | 10 % - 80 % |
| Internal Storage Temperature | -20 °C - 60 °C -4 °F - 140 °F |
-20 °C - 80 °C -4 °F - 176 °F |
| Internal Storage Humidity | 5 % - 90 % | 5 % - 90 % |
| Max Operating Altitude | 5000 | 5000 |
| Max Storage Altitude | 12192 | 12192 |
| ViewSonic VA1903-A | Dell Alienware AW2521HF |
