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Available colors | ||||
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Editiorial reviews | ||||
User rating |
Screen size | 21.3 in | 19.5 in | 27.0 in | 31.5 in |
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Aspect ratio | 3:4 | 16:9 | 16:9 | 16:9 |
Brightness | N/A | 200.0 cd/m² | 350.0 cd/m² | 350.0 cd/m² |
Colour of product | Black | Black | Black | Silver,White |
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Panel design | Flat | N/A | Flat | Flat |
Built-in USB hub | yes | N/A | yes | yes |
Built-in camera | no | N/A | no | no |
Touchscreen | N/A | no | N/A | N/A |
Screen surface | N/A | Matte | Gloss | N/A |
Built-in speakers | N/A | no | N/A | yes |
Height adjustment | 3.54 in | N/A | 4.33 in | 4.33 in |
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Height with stand | 18.98 in | 14.06 in | 16.74 in | 19.11 in |
Depth (with stand) | 7.87 in | 6.61 in | 8.76 in | 10.2 in |
Width (with stand) | 14.21 in | 18.23 in | 24.21 in | 28.1 in |
Weight | 0.29 oz | 77.6 oz | 218.7 oz | 310.41 oz |
Height (without stand) | N/A | 11.26 in | 14.37 in | 16.15 in |
DVI Port | yes | no | no | no |
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DVI-D ports quantity | 1 | N/A | N/A | N/A |
HDMI | no | no | N/A | N/A |
DisplayPort | N/A | yes | N/A | N/A |
HDCP | N/A | no | yes | yes |
VGA in | N/A | yes | N/A | N/A |
VGA (D-Sub) ports quantity | N/A | 1 | N/A | N/A |
Ethernet LAN | N/A | no | N/A | N/A |
HDMI ports quantity | N/A | N/A | 2 | 2 |
Headphone outputs quantity | N/A | N/A | 1 | 1 |
Microphone input | N/A | N/A | N/A | yes |
Maximum resolution | 1200 x 1600 px | 1600 x 900 px | N/A | N/A |
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HD type | Not supported | N/A | 4K Ultra HD | 4K Ultra HD |
Display number of colours | 16.7 million colours | 16.78 million colours | 1.073 billion colours | N/A |
Colour depth (per channel) | 10.0 bit | N/A | N/A | N/A |
Contrast ratio | 1400:1 | 600:1 | N/A | N/A |
Display technology | LCD | LED | LED | LED |
Backlight | LED | LED | N/A | N/A |
Panel type | IPS | TN | IPS | IPS |
Response time | 20.0 ms | 5.0 ms | 5.0 ms | 5.0 ms |
Viewing angle (horizontal) | 178.0 ° | 90.0 ° | 178.0 ° | 178.0 ° |
Viewing angle (vertical) | 178.0 ° | 65.0 ° | 178.0 ° | 178.0 ° |
Supported graphics resolutions | N/A | 1600x900 | 3840x2160 | 3840x2160 |
Refresh rate | N/A | 75.0 Hz | N/A | N/A |
Colour gamut (Adobe RGB) | N/A | 72.0 % | N/A | 99.0 % |
Dynamic contrast ratio | N/A | 5000000:1 | N/A | N/A |
Pixel size | N/A | 0.01 in | N/A | N/A |
Picture-in-Picture (PIP) | N/A | N/A | yes | N/A |
HDR | no | no | N/A | N/A |
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VESA mount | yes | yes | yes | yes |
3D support (3D-Ready) | N/A | no | no | no |
Power consumption (standby) | 1.0 W | 0.3 W | 0.5 W | 0.5 W |
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Power consumption (typical) | 38.0 W | 20.0 W | 60.0 W | 39.0 W |
Energy efficiency class | N/A | N/A | N/A | A |