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| General Info | ||
|---|---|---|
| Model Number | Asus VP228HE | Acer ET221Qbi |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2016 | 2017 |
| Brand | Asus | Acer |
| Model Number | VP228HE | ET221Qbi |
| 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 | 18.71 in 47.5 cm 475.2 mm 1.56 ft |
18.77 in 47.7 cm 476.64 mm 1.56 ft |
| Screen Height | 10.52 in 26.7 cm 267.3 mm 0.88 ft |
10.56 in 26.8 cm 268.11 mm 0.88 ft |
| Display Manufacturer | Innolux TP Vision |
|
| Display Type | TN | IPS |
| Display Bit Depth | 8 bits | 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 | 80.13 % | |
| Backlight Source | W-LED | W-LED |
| NTSC 1953 | 72 % | |
| Screen Brightness | 200 cd/m² | 250 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 100000000 : 1 | 100000000 : 1 |
| Screen Horizontal Viewing Angle | 170 ° | 178 ° |
| Screen Vertical Viewing Angle | 160 ° | 178 ° |
| Display Minimum Response Time | 1 ms | 4 ms |
| Display Average Response Time | 9 ms | |
| Display Coating | Anti-glare/Matte | Anti-glare/Matte |
| HDR | HDR10 | |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 2.05 in 5.2 cm 52.1 mm 0.17 ft |
|
| Case Width with Stand | 20.2 in 51.3 cm 513 mm 1.68 ft |
|
| Case Height with Stand | 14.69 in 37.3 cm 373 mm 1.22 ft |
|
| Case Depth with Stand | 7.85 in 19.9 cm 199.4 mm 0.65 ft |
|
| Case Weight with Stand | 3.5 kg 8 lbs |
|
| Case Color | Black | Black |
| Hardware | ||
| TV Tuner | Analog (NTSC/PAL/SECAM) DVB-T DVB-T2 DVB-C |
|
| Built-in Camera | No | No |
| Network | LAN Wi-Fi 802.11b (IEEE 802.11b-1999) 802.11g (IEEE 802.11g-2003) 802.11n (IEEE 802.11n-2009) Wi-Fi Direct |
|
| Connectivity | 1 x 3.5 mm Audio Out 1 x HDMI 1.4 1 x D-sub |
1 x 3.5 mm Audio Out 1 x HDMI 1 x D-sub |
| Audio | ||
| Audio Speakers | 2 x 1.5W | |
| Features | ||
| OS | Custom OS (Android 6.0 Marshmallow) | |
| Cool Features | HDCP (High-bandwidth Digital Content Protection) Low Blue Light Trace Free Technology SPLENDID Video Intelligence Technology Flicker-free technology GamePlus (Crosshair/Timer) |
Low Blue Light Flicker-free technology HDCP (High-bandwidth Digital Content Protection) |
| Extra Features | Anti-theft stand lock slot - Kensington | |
| Ergonomics | ||
| Case Width | 20.2 in 51.3 cm 513 mm 1.68 ft |
|
| Case Height | 12.17 in 30.9 cm 309 mm 1.01 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 ° | 5 ° |
| Backward Tilt | 20 ° | 20 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 50 Hz - 75 Hz | 55 Hz - 75 Hz |
| Horizontal Digital Frequency | 30 kHz - 83 kHz | 30 kHz - 80 kHz |
| Accessories | ||
| Extras | Audio cable D-sub cable HDMI cable |
|
| Certificates and Standards | ||
| Licenses | BSMI CB CCC CE CEL level 1 cTick CU eStandby ENERGY STAR FCC Class B J-MOSS KCC PSE RCM RoHS TÜV Low Blue Light TÜV Flicker-free UL/cUL VCCI WEEE WHQL (Windows 10; Windows 8.1; Windows 7) |
CE ENERGY STAR 7.0 TCO Certified Displays 7.0 |
| 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 | 20 % - 80 % | |
| Internal Storage Temperature | -20 °C - 60 °C -4 °F - 140 °F |
-20 °C - 65 °C -4 °F - 149 °F |
| Internal Storage Humidity | 10 % - 90 % |
| Asus VP228HE | Acer ET221Qbi |
