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| General Info | ||
|---|---|---|
| Model Number | Dell Alienware AW2518HF | Dell AW3821DW |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2017 | 2020 |
| Brand | Dell | Dell |
| Model Number | Alienware AW2518HF | AW3821DW |
| Display | ||
| Screen Size Class | 25" (inches) | 38" (inches) |
| Diagonal Size | 24.5 in 62.2 cm 622.3 mm 2.04 ft |
37.5 in 95.3 cm 952.5 mm 3.13 ft |
| Screen Width | 21.41 in 54.4 cm 543.744 mm 1.78 ft |
34.63 in 88 cm 879.67 mm 2.89 ft |
| Screen Height | 11.91 in 30.3 cm 302.616 mm 0.99 ft |
14.43 in 36.7 cm 366.53 mm 1.2 ft |
| Display Curvature | 2300 | |
| Display Manufacturer | AU Optronics | LG Display |
| Display Type | TN | IPS |
| Display Bit Depth | 8 bits (6 bits + FRC) | 10 bits |
| Frame Rate Control | Yes | |
| Max Number of Colors | 16777216 | 1073741824 |
| Bits | 24 | 30 |
| Screen Aspect Ratio | 16:9 | 24:10 |
| Screen Resolution | 1920 x 1080 | 3840 x 1600 |
| Screen Pixel Pitch | 0.283 mm | 0.229 mm |
| Screen Pixel Density | 89 ppi | 111 ppi |
| Screen-to-Body Ratio | 90.29 % | 90.21 % |
| Backlight Source | W-LED | W-LED |
| DCI P3 | 95% | |
| sRGB | 130.6 % | |
| NTSC 1953 | 72 % | |
| Screen Brightness | 400 cd/m² | 450 cd/m² |
| Max Screen Brightness | 600 cd/m² | |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 50000000 : 1 | |
| Screen Horizontal Viewing Angle | 170 ° | 178 ° |
| Screen Vertical Viewing Angle | 160 ° | 178 ° |
| Display Minimum Response Time | 1 ms | 1 ms |
| Display Average Response Time | 4 ms | 3 ms |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| HDR | DisplayHDR 600 | |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 2.54 in 6.5 cm 64.6 mm 0.21 ft |
5.12 in 13 cm 130.1 mm 0.43 ft |
| Case Weight | 3.38 kg 7 lbs |
7.9 kg 17 lbs |
| Case Width with Stand | 21.88 in 55.6 cm 555.8 mm 1.82 ft |
35.23 in 89.5 cm 894.9 mm 2.94 ft |
| Case Height with Stand | 16.47 in 41.8 cm 418.4 mm 1.37 ft |
17.7 in 45 cm 449.7 mm 1.48 ft |
| Case Depth with Stand | 10.57 in 26.9 cm 268.6 mm 0.88 ft |
11.56 in 29.4 cm 293.5 mm 0.96 ft |
| Case Weight with Stand | 6.9 kg 15 lbs |
12.1 kg 27 lbs |
| Case Color | Black, Silver | Black |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 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) |
2 x HDMI 2.0 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out (headphones) 1 x 3.5 mm Audio Out (line-out for speakers) 4 x USB 3.2 (Type-A; Gen 1; downstream) 1 x USB 3.2 (Type-B; Gen 1; upstream) |
| Audio | ||
| Features | ||
| Cool Features | AMD FreeSync technology Flicker-free technology |
ComfortView Flicker-free technology Nano IPS Picture-by-Picture NVIDIA G-Sync Ultimate Certified Low Blue Light AlienFX Lighting Picture-in-Picture Ambient Light Sensor |
| Extra Features | Security lock slot | Security lock slot |
| Ergonomics | ||
| Case Width | 21.88 in 55.6 cm 555.8 mm 1.82 ft |
35.23 in 89.5 cm 894.9 mm 2.94 ft |
| Case Height | 12.91 in 32.8 cm 327.9 mm 1.08 ft |
15.72 in 39.9 cm 399.4 mm 1.31 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 | 130 mm 13 cm 5.1181 in 0.4265 ft |
130 mm 13 cm 5.1181 in 0.4265 ft |
| Landscape or Portrait Pivot Support | Yes | No |
| Left Pivot | 90 ° | |
| Right Pivot | 90 ° | |
| Left or Right Swivel Support | Yes | Yes |
| Left Swivel | 20 ° | 20 ° |
| Right Swivel | 20 ° | 20 ° |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 5 ° |
| Backward Tilt | 25 ° | 21 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 30 Hz - 240 Hz | 24 Hz - 144 Hz |
| Horizontal Digital Frequency | 30 kHz - 291 kHz | 30 kHz - 246 kHz |
| Screen Interpolation Measurement Unit | NULL | |
| Accessories | ||
| Extras | DisplayPort cable USB 3.0 upstream cable |
DisplayPort cable HDMI cable Mini-DisplayPort to DisplayPort Cable USB Type-B 3.2 Gen 1 cable |
| Certificates and Standards | ||
| Licenses | CECP CEL ENERGY STAR RoHS Compliant TCO Certified Displays TUV Rheonland Eye Safety Certified |
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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 % - 80 % | 10 % - 80 % |
| Internal Storage Temperature | -20 °C - 6 °C -4 °F - 42.8 °F |
-20 °C - 60 °C -4 °F - 140 °F |
| Internal Storage Humidity | 5 % - 90 % | 5 % - 90 % |
| Max Operating Altitude | 5000 | 5000 |
| Max Storage Altitude | 12192 | 12192 |
| Dell Alienware AW2518HF | Dell AW3821DW |
