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| General Info | ||
|---|---|---|
| Model Number | LG 20MK400H | Acer QG221Q bii |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2018 | 2019 |
| Brand | LG | Acer |
| Model Number | 20MK400H | QG221Q bii |
| Alias | 20MK400H-B | |
| Display | ||
| Screen Size Class | 20" (inches) | 22" (inches) |
| Diagonal Size | 19.45 in 49.4 cm 494 mm 1.62 ft |
21.5 in 54.6 cm 546.1 mm 1.79 ft |
| Screen Width | 17.09 in 43.4 cm 434 mm 1.42 ft |
18.74 in 47.6 cm 476.064 mm 1.56 ft |
| Screen Height | 9.28 in 23.6 cm 235.8 mm 0.77 ft |
10.54 in 26.8 cm 267.786 mm 0.88 ft |
| Display Type | TN | VA |
| 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 | 1366 x 768 | 1920 x 1080 |
| Screen Pixel Pitch | 0.318 mm | 0.248 mm |
| Screen Pixel Density | 80 ppi | 102 ppi |
| Screen-to-Body Ratio | 78.98 % | 88.43 % |
| Backlight Source | W-LED | W-LED |
| NTSC 1953 | 72 % | 72 % |
| Screen Brightness | 200 cd/m² | 250 cd/m² |
| Static Screen Contrast | 600 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 100000000 : 1 | |
| Screen Horizontal Viewing Angle | 170 ° | 178 ° |
| Screen Vertical Viewing Angle | 160 ° | 178 ° |
| Display Minimum Response Time | 2 ms | |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 1.51 in 3.8 cm 38.4 mm 0.13 ft |
2.58 in 6.6 cm 65.5 mm 0.21 ft |
| Case Weight | 2 kg 4 lbs |
2.96 kg 7 lbs |
| Case Width with Stand | 18.46 in 46.9 cm 468.8 mm 1.54 ft |
19.28 in 49 cm 489.7 mm 1.61 ft |
| Case Height with Stand | 14.43 in 36.7 cm 366.5 mm 1.2 ft |
15.57 in 39.6 cm 395.5 mm 1.3 ft |
| Case Depth with Stand | 7.16 in 18.2 cm 181.9 mm 0.6 ft |
7.3 in 18.6 cm 185.5 mm 0.61 ft |
| Case Weight with Stand | 2.3 kg 5 lbs |
3.36 kg 7 lbs |
| Case Color | Black | Black |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x 3.5 mm Audio Out 1 x HDMI 1.4 1 x D-sub |
1 x HDMI 1 x D-sub |
| Audio | ||
| Audio Speakers | 2 x 2W | |
| Features | ||
| Cool Features | Dynamic Action Sync Flicker-free technology Super Resolution+ HDCP (High-bandwidth Digital Content Protection) Black Stabilizer DDC/CI |
AMD FreeSync technology |
| Ergonomics | ||
| Case Width | 18.46 in 46.9 cm 468.8 mm 1.54 ft |
19.28 in 49 cm 489.7 mm 1.61 ft |
| Case Height | 10.88 in 27.6 cm 276.4 mm 0.91 ft |
11.59 in 29.4 cm 294.4 mm 0.97 ft |
| Vesa Mount Support | Yes | Yes |
| VESA Interface Standard Size | 75 x 75 | 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 ° | 5 ° |
| Backward Tilt | 20 ° | 25 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 56 Hz - 75 Hz | 56 Hz - 76 Hz |
| Horizontal Digital Frequency | 30 kHz - 61 kHz | 30 kHz - 85 kHz |
| Screen Interpolation Measurement Unit | NULL | |
| Accessories | ||
| Extras | HDMI cable | HDMI cable VGA cable |
| Certificates and Standards | ||
| Licenses | BSMI CCC CE ENERGY STAR ErP FCC Class B TÜV/GS UL/cUL |
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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 | 5 % - 85 % | 20 % - 80 % |
| LG 20MK400H | Acer QG221Q bii |
