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| General Info | ||
|---|---|---|
| Model Number | Acer QG221Q bii | Dell D2719HGF |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2019 | 2018 |
| Brand | Acer | Dell |
| Model Number | QG221Q bii | D2719HGF |
| Display | ||
| Screen Size Class | 22" (inches) | 27" (inches) |
| Diagonal Size | 21.5 in 54.6 cm 546.1 mm 1.79 ft |
27 in 68.6 cm 685.8 mm 2.25 ft |
| Screen Width | 18.74 in 47.6 cm 476.064 mm 1.56 ft |
23.53 in 59.8 cm 597.6 mm 1.96 ft |
| Screen Height | 10.54 in 26.8 cm 267.786 mm 0.88 ft |
13.23 in 33.6 cm 336.15 mm 1.1 ft |
| Display Type | VA | TN |
| 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 | 0.311 mm |
| Screen Pixel Density | 102 ppi | 81 ppi |
| Screen-to-Body Ratio | 88.43 % | 88.36 % |
| Backlight Source | W-LED | W-LED |
| NTSC 1953 | 72 % | 72 % |
| Screen Brightness | 250 cd/m² | 400 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 100000000 : 1 | |
| Screen Horizontal Viewing Angle | 178 ° | 170 ° |
| Screen Vertical Viewing Angle | 178 ° | 160 ° |
| Display Minimum Response Time | 2 ms | |
| Display Coating | Anti-glare/Matte | Anti-glare/Matte (3H) |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 2.58 in 6.6 cm 65.5 mm 0.21 ft |
2.2 in 5.6 cm 56 mm 0.18 ft |
| Case Weight | 2.96 kg 7 lbs |
|
| Case Width with Stand | 19.28 in 49 cm 489.7 mm 1.61 ft |
24.16 in 61.4 cm 613.6 mm 2.01 ft |
| Case Height with Stand | 15.57 in 39.6 cm 395.5 mm 1.3 ft |
17.35 in 44.1 cm 440.7 mm 1.45 ft |
| Case Depth with Stand | 7.3 in 18.6 cm 185.5 mm 0.61 ft |
7.74 in 19.7 cm 196.6 mm 0.65 ft |
| Case Weight with Stand | 3.36 kg 7 lbs |
5.7 kg 13 lbs |
| Case Color | Black | Black |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x HDMI 1 x D-sub |
1 x HDMI 2.0 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out 2 x USB 2.0 (downstream) 1 x USB 2.0 (upstream) |
| Audio | ||
| Audio Speakers | 2 x 2W | |
| Features | ||
| Cool Features | AMD FreeSync technology | AMD FreeSync technology HDCP (High-bandwidth Digital Content Protection) |
| Extra Features | Security lock slot | |
| Ergonomics | ||
| Case Width | 19.28 in 49 cm 489.7 mm 1.61 ft |
24.16 in 61.4 cm 613.6 mm 2.01 ft |
| Case Height | 11.59 in 29.4 cm 294.4 mm 0.97 ft |
14.59 in 37.1 cm 370.5 mm 1.22 ft |
| Vesa Mount Support | Yes | Yes |
| VESA Interface Standard Size | 100 x 100 | 100 x 100 |
| 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 ° | 3.5 ° |
| Backward Tilt | 25 ° | 21.5 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 56 Hz - 76 Hz | 40 Hz - 144 Hz |
| Horizontal Digital Frequency | 30 kHz - 85 kHz | 30 kHz - 170 kHz |
| Screen Interpolation Measurement Unit | NULL | |
| Accessories | ||
| Extras | HDMI cable VGA cable |
HDMI cable USB 2.0 upstream cable |
| Certificates and Standards | ||
| Licenses | ENERGY STAR 7.0 RoHS TCO Certified Displays |
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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 % | |
| Internal Storage Temperature | -20 °C - 60 °C -4 °F - 140 °F |
-20 °C - 60 °C -4 °F - 140 °F |
| Internal Storage Humidity | 20 % - 80 % | 5 % - 90 % |
| Max Operating Altitude | 5000 | |
| Max Storage Altitude | 12192 |
| Acer QG221Q bii | Dell D2719HGF |
