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| Available colors | ||||
| Editiorial reviews | ||||
| User rating |
| Screen size | 27.0 in | 27.0 in | 27.0 in | 27.0 in |
|---|---|---|---|---|
| Brightness | 350.0 cd/m² | 350.0 cd/m² | 300.0 cd/m² | 450.0 cd/m² |
| Aspect ratio | 16:9 | 16:9 | 16:9 | 16:9 |
| Colour of product |
|
|
| Black,Silver |
|---|---|---|---|---|
| Panel design | Flat | Flat | Flat | Flat |
| Built-in USB hub | yes | yes | yes | yes |
| Touchscreen | no | N/A | no | no |
| Built-in camera | no | no | no | no |
| Screen surface | Matte | Matte | Matte | Matte |
| Built-in speakers | no | no | no | yes |
| Height adjustment | 5.12 in | 5.12 in | 5.12 in | 4.33 in |
|---|---|---|---|---|
| Height (min-max) | 410.2 - 540.2 | N/A | 410.3 - 540.3 | 448.8 - 558.8 |
| Height (without stand) | 14.0 in | 13.98 in | 14.27 in | 14.35 in |
| Height with stand | 19.11 in | 20.48 in | 21.27 in | 22.03 in |
| Depth (with stand) | 1.9 in | 7.09 in | 2.02 in | 9.22 in |
| Depth (without stand) | 1.9 in | N/A | 2.02 in | 1.8 in |
| Width (with stand) | 24.07 in | 24.1 in | 24.07 in | 24.14 in |
| Weight (without stand) | 9.92 lb | N/A | 9.92 lb | 10.58 lb |
| Weight | 0.26 oz | 210.23 oz | 0.25 oz | 215.17 oz |
| Analogue 3.5mm input | 0 | N/A | 0 | N/A |
|---|---|---|---|---|
| Number of USB 2.0 port | 0 | N/A | 0 | N/A |
| Number of USB 3.0 ports | 5 | N/A | 6 | 3 |
| USB connectors (total) | 5 | N/A | 6 | 3 |
| Component input (YPbPr/YCbCr) | no | N/A | no | no |
| Number of component inputs | 0 | N/A | 0 | N/A |
| Composite input | no | N/A | no | no |
| Number of composite inputs | 0 | N/A | 0 | N/A |
| DisplayPort | yes | N/A | yes | yes |
| DVI Port | no | no | no | no |
| HDMI | yes | N/A | yes | yes |
| HDMI ports quantity | 1 | 1 | 2 | 2 |
| Number of HDMI inputs | 1 | N/A | 2 | 2 |
| HDMI version | 1.4 | N/A | 1.4 | N/A |
| Headphone output | no | N/A | no | yes |
| S-video input | no | N/A | no | no |
| Number of s-video inputs | 0 | N/A | 0 | N/A |
| Thunderbolt | no | N/A | no | no |
| USB for video | no | N/A | no | no |
| VGA in | no | N/A | no | no |
| Number of DisplayPort inputs | 2 | N/A | 2 | 1 |
| Number of DisplayPort outputs | 1 | N/A | 1 | N/A |
| DisplayPort version | 1.2a | N/A | 1.2 | 1.2 |
| Type of DisplayPort connector | Standard | N/A | Standard | Standard |
| MHL | yes | N/A | yes | no |
| HDCP | N/A | yes | N/A | yes |
| Headphone outputs quantity | N/A | N/A | 1 | 1 |
| Maximum resolution | 2560 x 1440 px | N/A | 2560 x 1440 px | 3840 x 2160 px |
|---|---|---|---|---|
| Supported graphics resolutions | 2560 x 1440 | 2560x1440 | 2560 x 1440 | 3840x2160 |
| Refresh rate | 60.0 Hz | 60.0 Hz | 60.0 Hz | 60.0 Hz |
| HD type | Wide Quad HD | Quad HD | 2K Ultra HD | 4K Ultra HD |
| Display number of colours | 16.78 million colours | 16.78 million colours | 1.073 billion colours | N/A |
| Colour depth (per channel) | 8.0 bit | N/A | 10.0 bit | 10.0 bit |
| Colour gamut (Adobe RGB) | 99.0 % | 99.0 % | 100.0 % | N/A |
| Colour gamut (NTSC) | 72.0 % | N/A | N/A | N/A |
| Contrast ratio | 1000:1 | N/A | 1000:1 | 1000:1 |
| Display technology | LCD | LED | LCD | LED |
| Backlight | LED | LED backlight | LED | LED |
| Panel type | IPS | IPS | IPS | IPS |
| Response time (GtG) | 8.0 ms | N/A | 6.0 ms | 5.0 ms |
| Response time | 8.0 ms | 8.0 ms | 6.0 ms | 5.0 ms |
| Image delay | < 25 | N/A | N/A | N/A |
| Picture-in-Picture (PIP) | no | N/A | no | no |
| Pixel size | 0.01 in | N/A | 0.01 in | 0.01 in |
| Viewing angle (horizontal) | 178.0 ° | 178.0 ° | 178.0 ° | 178.0 ° |
| Viewing angle (vertical) | 178.0 ° | 178.0 ° | 178.0 ° | 178.0 ° |
| Dynamic contrast ratio | N/A | N/A | 2000000:1 | 5000000:1 |
| Ascendable and submersible | yes | N/A | yes | yes |
|---|---|---|---|---|
| Pivot function | yes | yes | yes | yes |
| Swivel | yes | yes | yes | yes |
| Tiltable | yes | yes | yes | yes |
| Memory card reader | no | N/A | no | no |
| Cable lock slot | yes | N/A | yes | no |
| Plug and Play | yes | N/A | yes | yes |
| Flicker free | N/A | N/A | N/A | yes |
| 3D support (3D-Ready) | no | no | no | no |
|---|---|---|---|---|
| Adaptive synchronization | no | N/A | no | yes |
| HDR | no | N/A | no | yes |
| VESA mount | yes | yes | yes | yes |
| Type of VESA mount | 100x100mm | 100x100mm | 100x100mm | 100x100mm |
| Sync technology | N/A | N/A | N/A | AMD Freesync |
| VESA DisplayHDR certification | N/A | N/A | N/A | DisplayHDR 1000 |
| EnergyStar | yes | yes | yes | yes |
|---|---|---|---|---|
| EPEAT | Gold | Gold | Gold | Gold |
| TCO-labelling | TCO Displays 7.0 | N/A | N/A | None |
| Energy efficiency class | A | F | C | B |
|---|---|---|---|---|
| Connecting 9V/12V/14V | None | N/A | None | None |
| Operational power consumption | 23.7 - 74 | N/A | 40 - 130 | 32 - 50 |
| Power consumption (standby) | 0.5 W | 0.3 W | 0.3 W | 0.5 W |
| Power consumption (typical) | 26.0 W | 30.0 W | 45.0 W | 41.0 W |
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