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Available colors | ||||
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Editiorial reviews | ||||
User rating |
Screen size | 21.5 in | 21.5 in | 21.5 in | 17.0 in |
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Brightness | 250.0 cd/m² | 250.0 cd/m² | 250.0 cd/m² | 300.0 cd/m² |
Aspect ratio | 16:9 | 16:9 | 16:9 | 4:3 |
Colour of product |
| Black | Black |
|
---|---|---|---|---|
Panel design | Flat | Flat | Flat | N/A |
Built-in USB hub | no | no | no | N/A |
Built-in camera | no | no | no | no |
Screen surface | Matte | N/A | Matte | N/A |
Built-in speakers | no | no | no | no |
Height (min-max) | < 384.5 | N/A | < 387.7 | < 362 |
---|---|---|---|---|
Height (without stand) | 11.87 in | 11.9 in | 11.55 in | 12.41 in |
Height with stand | 15.14 in | 15.39 in | 15.26 in | 15.34 in |
Depth (with stand) | 7.22 in | 6.65 in | 7.35 in | 7.28 in |
Width (with stand) | 19.6 in | 19.36 in | 19.34 in | 14.55 in |
Weight | 86.07 oz | 84.66 oz | 98.77 oz | 105.82 oz |
Depth (without stand) | N/A | 1.48 in | N/A | N/A |
DVI Port | no | no | no | no |
---|---|---|---|---|
HDCP | yes | N/A | yes | no |
HDMI | yes | N/A | yes | N/A |
HDMI ports quantity | 1 | 1 | 2 | N/A |
Number of HDMI inputs | 1 | N/A | 1 | N/A |
VGA in | yes | N/A | yes | yes |
VGA (D-Sub) ports quantity | 1 | 1 | 1 | 1 |
HDMI version | N/A | 1.4 | N/A | N/A |
USB connectors (total) | N/A | N/A | 1 | N/A |
DisplayPort | N/A | N/A | yes | N/A |
DVI-D ports quantity | N/A | N/A | 1 | N/A |
Headphone output | N/A | N/A | yes | N/A |
Headphone outputs quantity | N/A | N/A | 1 | N/A |
Thunderbolt | N/A | N/A | yes | no |
Ethernet LAN | N/A | N/A | no | N/A |
USB for video | N/A | N/A | N/A | no |
Maximum resolution | 1920 x 1080 px | N/A | 1920 x 1080 px | 1280 x 1024 px |
---|---|---|---|---|
Supported graphics resolutions | 1920x1080 |
| 1920x1080 | 1280x1024 |
Refresh rate | 60.0 Hz | N/A | 75.0 Hz | N/A |
HD type | Full HD | Full HD | Full HD | HD |
Display number of colours | 16.78 million colours | N/A | 16.78 million colours | 16.78 million colours |
Colour depth (per channel) | 8.0 bit | N/A | N/A | N/A |
Dynamic contrast ratio | 1000000:1 | N/A | 5000000:1 | 8000:1 |
Contrast ratio | 1000:1 | N/A | 1000:1 | N/A |
Display technology | LED | LED | LED | LCD |
Backlight | LED backlight | LED backlight | LED | N/A |
Panel type | IPS | IPS | IPS | TN |
Response time (GtG) | 14.0 ms | N/A | 5.0 ms | N/A |
Response time | 7.0 ms | 14.0 ms | 5.0 ms | 5.0 ms |
Pixel size | 0.01 in | N/A | 0.01 in | 0.01 in |
Viewing angle (horizontal) | 178.0 ° | 178.0 ° | 178.0 ° | 160.0 ° |
Viewing angle (vertical) | 178.0 ° | 178.0 ° | 178.0 ° | 160.0 ° |
Colour gamut (Adobe RGB) | N/A | N/A | 72.0 % | N/A |
Colour gamut (NTSC) | N/A | N/A | 72.0 % | N/A |
Tiltable | yes | yes | yes | yes |
---|---|---|---|---|
Cable lock slot | yes | N/A | yes | no |
Plug and Play | yes | N/A | yes | yes |
Pivot function | N/A | N/A | no | N/A |
Wi-Fi | N/A | N/A | no | N/A |
Bluetooth | N/A | N/A | no | N/A |
Swivel | N/A | N/A | no | N/A |
Memory card reader | N/A | N/A | N/A | no |
EnergyStar | yes | yes | yes | yes |
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EPEAT | Silver | N/A | Gold | N/A |
Energy efficiency class | A | D | N/A | N/A |
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Operational power consumption | < 21 | N/A | < 16 | < 21 |
Power consumption (standby) | 0.3 W | 0.5 W | 0.3 W | 1.0 W |
Power consumption (typical) | 20.0 W | 18.0 W | 17.6 W | 30.0 W |