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| General Info | ||
|---|---|---|
| Model Number | Dell E2221HN | Acer HA220Q |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2020 | 2018 |
| Brand | Dell | Acer |
| Model Number | E2221HN | HA220Q |
| Alias | HA220QA | |
| Display | ||
| Screen Size Class | 22" (inches) | 22" (inches) |
| Diagonal Size | 21.5 in 54.6 cm 546.1 mm 1.79 ft |
21.5 in 54.6 cm 546.1 mm 1.79 ft |
| Screen Width | 18.77 in 47.7 cm 476.64 mm 1.56 ft |
18.74 in 47.6 cm 476.064 mm 1.56 ft |
| Screen Height | 10.56 in 26.8 cm 268.11 mm 0.88 ft |
10.54 in 26.8 cm 267.786 mm 0.88 ft |
| Display Type | TN | IPS |
| 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 | 0.248 mm | 0.248 mm |
| Screen Pixel Density | 102 ppi | 102 ppi |
| Screen-to-Body Ratio | 82.1 % | 84.77 % |
| Backlight Source | W-LED | W-LED |
| NTSC 1953 | 72 % | 72 % |
| Screen Brightness | 250 cd/m² | 250 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 100000000 : 1 | |
| Screen Horizontal Viewing Angle | 170 ° | 178 ° |
| Screen Vertical Viewing Angle | 160 ° | 178 ° |
| Display Minimum Response Time | 5 ms | 4 ms |
| Display Coating | Anti-glare/Matte | Anti-glare/Matte (3H) |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 2.06 in 5.2 cm 52.4 mm 0.17 ft |
1.42 in 3.6 cm 36 mm 0.12 ft |
| Case Weight | 2.7 kg 6 lbs |
2 kg 4 lbs |
| Case Width with Stand | 20.18 in 51.3 cm 512.5 mm 1.68 ft |
19.61 in 49.8 cm 498 mm 1.63 ft |
| Case Height with Stand | 15.64 in 39.7 cm 397.3 mm 1.3 ft |
15.12 in 38.4 cm 384 mm 1.26 ft |
| Case Depth with Stand | 6.73 in 17.1 cm 171 mm 0.56 ft |
7.32 in 18.6 cm 186 mm 0.61 ft |
| Case Weight with Stand | 3.51 kg 8 lbs |
2.5 kg 6 lbs |
| Case Color | Black | White |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x HDMI 1.4 1 x D-sub |
1 x HDMI 1.4 1 x D-sub |
| Audio | ||
| Features | ||
| Cool Features | Flicker-free technology Low Blue Light Power Nap ComfortView Dell Display Manager |
AMD FreeSync technology HDCP (High-bandwidth Digital Content Protection) |
| Extra Features | Security lock slot | Anti-theft stand lock slot - Kensington |
| Ergonomics | ||
| Case Width | 20.18 in 51.3 cm 512.5 mm 1.68 ft |
19.61 in 49.8 cm 498 mm 1.63 ft |
| Case Height | 11.96 in 30.4 cm 303.7 mm 1 ft |
11.89 in 30.2 cm 302 mm 0.99 ft |
| Vesa Mount Support | Yes | No |
| VESA Interface Standard Size | 100 x 100 | 75 x 75 |
| Removable VESA Stand | Yes | Yes |
| Height Adjustment | No | No |
| Landscape or Portrait Pivot Support | No | No |
| Left or Right Swivel Support | No | No |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 5 ° |
| Backward Tilt | 21 ° | 15 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 56 Hz - 76 Hz | 48 Hz - 76 Hz |
| Horizontal Digital Frequency | 30 kHz - 83 kHz | 54 kHz - 85.5 kHz |
| Screen Interpolation Measurement Unit | NULL | |
| Accessories | ||
| Extras | D-Sub cable HDMI cable |
D-sub cable |
| Certificates and Standards | ||
| Licenses | Energy Star EPEAT TCO Certified Display |
ENERGY STAR 7.0 ErP |
| 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 - 60 °C -4 °F - 140 °F |
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| Internal Storage Humidity | 5 % - 90 % | |
| Max Operating Altitude | 5000 | |
| Max Storage Altitude | 12192 |
| Dell E2221HN | Acer HA220Q |
