  |  |  | |
| Available colors | |||
| Editiorial reviews | |||
| User rating |
| Screen size | 27.0 in | 28.0 in | 28.0 in |
|---|---|---|---|
| Brightness | 350.0 cd/m² | 300.0 cd/m² | 300.0 cd/m² |
| Aspect ratio | 16:9 | 16:9 | 16:9 |
| Colour of product | Black | Black | Black |
|---|---|---|---|
| Panel design | Flat | Flat | Flat |
| Built-in USB hub | no | no | no |
| Touchscreen | no | no | no |
| Built-in camera | no | no | no |
| Screen surface | Matte | Matte | Matte |
| Built-in speakers | yes | yes | no |
| Height adjustment | 4.72 in | 5.91 in | N/A |
|---|---|---|---|
| Height (min-max) | 428 - 548 | < 414 | < 445.8 |
| Height (without stand) | 14.49 in | 14.99 in | 14.99 in |
| Height with stand | 16.85 in | 16.3 in | 17.55 in |
| Depth (with stand) | 8.58 in | 8.66 in | 9.03 in |
| Depth (without stand) | 2.48 in | 2.5 in | 2.45 in |
| Width (with stand) | 24.61 in | 25.98 in | 26.0 in |
| Weight | 257.5 oz | 278.66 oz | 190.48 oz |
| Weight (without stand) | N/A | N/A | 10.14 lb |
| Analogue 3.5mm input | 1 | 1 | N/A |
|---|---|---|---|
| Component input (YPbPr/YCbCr) | no | no | no |
| Number of component inputs | 0 | 0 | N/A |
| Composite input | no | no | no |
| Number of composite inputs | 0 | 0 | N/A |
| DisplayPort | yes | yes | yes |
| DVI Port | yes | no | no |
| DVI-D ports quantity | 1 | N/A | N/A |
| HDCP | yes | yes | yes |
| HDMI | yes | yes | yes |
| HDMI ports quantity | 1 | 2 | 2 |
| Number of HDMI inputs | 1 | 2 | 2 |
| HDMI version | 1.4 | 1.4 | 2.0 |
| Headphone output | yes | yes | yes |
| Microphone input | yes | N/A | N/A |
| Headphone outputs quantity | 1 | N/A | 1 |
| S-video input | no | no | no |
| Number of s-video inputs | 0 | 0 | N/A |
| Thunderbolt | no | no | no |
| USB for video | no | no | no |
| VGA in | yes | no | yes |
| VGA (D-Sub) ports quantity | 1 | N/A | N/A |
| Number of DisplayPort inputs | 1 | 1 | 1 |
| Number of DisplayPort outputs | 0 | 0 | N/A |
| DisplayPort version | 1.2 | 1.2 | 1.2 |
| Type of DisplayPort connector | Standard | Standard | N/A |
| MHL | no | yes | no |
| Ethernet LAN | N/A | no | N/A |
| Maximum resolution | 2560 x 1440 px | 3840 x 2160 px | 3840 x 2160 px |
|---|---|---|---|
| Supported graphics resolutions |
| 3840x2160 | 3840x2160 |
| Refresh rate | 75.0 Hz | 60.0 Hz | 60.0 Hz |
| HD type | Wide Quad HD | 4K Ultra HD | 4K Ultra HD |
| Display number of colours | 16.78 million colours | 1.073 billion colours | 1.073 billion colours |
| Colour depth (per channel) | 8.0 bit | 10.0 bit | N/A |
| Colour gamut (Adobe RGB) | 72.0 % | 65.67 % | 66.0 % |
| Colour gamut (NTSC) | 72.0 % | N/A | N/A |
| Dynamic contrast ratio | 80000000:1 | 100000000:1 | 100000000:1 |
| Contrast ratio | 1000:1 | 1000:1 | 1000:1 |
| Display technology | LCD | LED | LED |
| Backlight | LED backlight | WLED | LED backlight |
| Panel type | TN | TN | TN |
| Response time (GtG) | 1.0 ms | 1.0 ms | 1.0 ms |
| Response time (BtW) | 4.0 ms | N/A | 1.0 ms |
| Response time | 1.0 ms | 1.0 ms | 1.0 ms |
| Picture-in-Picture (PIP) | yes | yes | no |
| Pixel size | 0.01 in | 0.01 in | 0.01 in |
| Viewing angle (horizontal) | 170.0 ° | 170.0 ° | 170.0 ° |
| Viewing angle (vertical) | 160.0 ° | 160.0 ° | 160.0 ° |
| Ascendable and submersible | yes | yes | no |
|---|---|---|---|
| Pivot function | yes | yes | no |
| Swivel | yes | yes | yes |
| Tiltable | yes | yes | yes |
| Memory card reader | no | no | no |
| Cable lock slot | yes | yes | yes |
| Flicker free | yes | yes | yes |
| Wi-Fi | N/A | no | N/A |
| Bluetooth | N/A | no | N/A |
| Plug and Play | N/A | yes | N/A |
| 3D support (3D-Ready) | no | no | no |
|---|---|---|---|
| Adaptive synchronization | no | no | yes |
| HDR | no | no | no |
| VESA mount | yes | yes | yes |
| Type of VESA mount | 100x100mm | 100x100mm | 100x100mm |
| Sync technology | N/A | N/A | AMD Freesync |
| EnergyStar | yes | yes | yes |
|---|---|---|---|
| TCO-labelling | TCO Displays 6.0 | TCO Displays 6.0 | TCO Displays 7.0 |
| Energy efficiency class | C | N/A | G |
|---|---|---|---|
| Connecting 9V/12V/14V | None | None | None |
| Operational power consumption | < 38.7 | < 60 | < 60 |
| Power consumption (standby) | 0.5 W | 0.5 W | 0.5 W |
| Power consumption (typical) | 38.7 W | 60.0 W | 60.0 W |
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