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| General Info | ||
|---|---|---|
| Model Number | ViewSonic XG240R | Dell Alienware AW2521HF |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2018 | 2020 |
| Brand | ViewSonic | Dell |
| Model Number | XG240R | Alienware AW2521HF |
| Alias | Alienware AW2521HFL | |
| Display | ||
| Screen Size Class | 24" (inches) | 25" (inches) |
| Diagonal Size | 24 in 61 cm 609.7 mm 2 ft |
24.5 in 62.2 cm 622.3 mm 2.04 ft |
| Screen Width | 20.92 in 53.1 cm 531.46 mm 1.74 ft |
21.41 in 54.4 cm 543.744 mm 1.78 ft |
| Screen Height | 11.77 in 29.9 cm 298.94 mm 0.98 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 | 0.277 mm | 0.283 mm |
| Screen Pixel Density | 91 ppi | 89 ppi |
| Screen-to-Body Ratio | 82.32 % | 90.11 % |
| Backlight Source | W-LED | W-LED |
| DCI P3 | 67% | |
| sRGB | 95 % | 99 % |
| Adobe RGB 1998 | 69 % | |
| NTSC 1953 | 72 % | |
| Screen Brightness | 350 cd/m² | 400 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 120000000 : 1 | |
| Screen Horizontal Viewing Angle | 170 ° | 178 ° |
| Screen Vertical Viewing Angle | 160 ° | 178 ° |
| Screen Input Lag | 4 ms | |
| Display Minimum Response Time | 1 ms | 1 ms |
| Display Average Response Time | 5 ms | |
| Display Maximum Response Time | 15 ms | |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 2.37 in 6 cm 60.2 mm 0.2 ft |
2.87 in 7.3 cm 72.95 mm 0.24 ft |
| Case Weight | 3.4 kg 7 lbs |
3.55 kg 8 lbs |
| Case Width with Stand | 22.28 in 56.6 cm 566 mm 1.86 ft |
21.9 in 55.6 cm 556.29 mm 1.83 ft |
| Case Height with Stand | 17.08 in 43.4 cm 433.9 mm 1.42 ft |
16.58 in 42.1 cm 421.21 mm 1.38 ft |
| Case Depth with Stand | 9.42 in 23.9 cm 239.2 mm 0.78 ft |
9.92 in 25.2 cm 251.92 mm 0.83 ft |
| Case Weight with Stand | 6.7 kg 15 lbs |
7.17 kg 16 lbs |
| Case Color | Black | Black |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 2 x HDMI 1.4 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out 2 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 HDCP (High-bandwidth Digital Content Protection) AMD FreeSync technology Blue Light Filter |
Low Blue Light NVIDIA G-SYNC Compatible AMD FreeSync Premium Flicker-free technology |
| Extra Features | Anti-theft stand lock slot - Kensington | |
| Ergonomics | ||
| Case Width | 22.28 in 56.6 cm 566 mm 1.86 ft |
21.9 in 55.6 cm 556.29 mm 1.83 ft |
| Case Height | 13.43 in 34.1 cm 341 mm 1.12 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 | 120 mm 12 cm 4.7244 in 0.3937 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 - 144 Hz | 48 Hz - 240Hz |
| Horizontal Digital Frequency | 15 kHz - 160 kHz | 30 kHz - 255 kHz |
| Screen Interpolation Measurement Unit | NULL | |
| Accessories | ||
| Extras | DisplayPort cable USB 3.0 upstream 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 ENERGY STAR 7.0 ErP eStandby FCC Class B REACH SVHC List & DoC RoHS 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 | 10 % - 85 % | 10 % - 80 % |
| Internal Storage Temperature | -25 °C - 55 °C -13 °F - 131 °F |
-20 °C - 80 °C -4 °F - 176 °F |
| Internal Storage Humidity | 20 % - 90 % | 5 % - 90 % |
| Max Operating Altitude | 5000 | 5000 |
| Max Storage Altitude | 12192 | 12192 |
| ViewSonic XG240R | Dell Alienware AW2521HF |
