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Editiorial reviews | ||||
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Screen size | 21.3 in | 21.5 in | 21.5 in | 19.0 in |
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Aspect ratio | 3:4 | 16:9 | 16:9 | N/A |
Brightness | N/A | 250.0 cd/m² | 300.0 cd/m² | 300.0 cd/m² |
Colour of product | Black | Silver,White | Black,Silver | Silver |
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Panel design | Flat | Flat | Flat | N/A |
Built-in USB hub | yes | no | no | N/A |
Built-in camera | no | no | no | no |
Built-in speakers | N/A | no | no | no |
Height adjustment | 3.54 in | N/A | N/A | N/A |
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Height with stand | 18.98 in | 15.14 in | 14.96 in | 14.2 in |
Depth (with stand) | 7.87 in | 7.22 in | 1.56 in | 7.87 in |
Width (with stand) | 14.21 in | 19.6 in | 19.28 in | 17.28 in |
Weight | 0.29 oz | 86.07 oz | 0.08 oz | 165.79 oz |
Height (without stand) | N/A | 11.87 in | 11.68 in | 2.57 in |
Depth (without stand) | N/A | N/A | 1.56 in | N/A |
Maximum resolution | 1200 x 1600 px | 1920 x 1080 px | 1920 x 1080 px | N/A |
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HD type | Not supported | Full HD | Full HD | N/A |
Display number of colours | 16.7 million colours | 16.78 million colours | 16.78 million colours | 16.78 million colours |
Colour depth (per channel) | 10.0 bit | N/A | N/A | N/A |
Contrast ratio | 1400:1 | 1000:1 | N/A | N/A |
Display technology | LCD | LED | LCD | LCD |
Backlight | LED | LED | LED backlight | N/A |
Panel type | IPS | IPS | IPS | N/A |
Response time | 20.0 ms | 7.0 ms | 5.0 ms | 5.0 ms |
Viewing angle (horizontal) | 178.0 ° | 178.0 ° | 178.0 ° | 160.0 ° |
Viewing angle (vertical) | 178.0 ° | 178.0 ° | 178.0 ° | 160.0 ° |
Supported graphics resolutions | N/A | 1920x1080 |
| N/A |
Refresh rate | N/A | 60.0 Hz | 60.0 Hz | N/A |
Dynamic contrast ratio | N/A | 5000000:1 | 10000000:1 | N/A |
Response time (GtG) | N/A | 7.0 ms | N/A | N/A |
Pixel size | N/A | 0.01 in | N/A | N/A |
Sync-on-green (SOG) | N/A | N/A | N/A | yes |
Power consumption (standby) | 1.0 W | 0.3 W | 0.23 W | 1.0 W |
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Power consumption (typical) | 38.0 W | 20.0 W | 18.0 W | 42.0 W |
Energy efficiency class | N/A | N/A | F | N/A |