  |  |  |  | |
| Available colors | ||||
| Editiorial reviews | ||||
| User rating |
| Screen size | 24.0 in | 24.1 in | 27.0 in | 27.0 in |
|---|---|---|---|---|
| Brightness | 250.0 cd/m² | 300.0 cd/m² | 350.0 cd/m² | 350.0 cd/m² |
| Aspect ratio | 16:9 | 16:10 | 16:9 | 16:9 |
| Colour of product |
|
| Black,Silver | Black |
|---|---|---|---|---|
| Panel design | Flat | Flat | Flat | Flat |
| Built-in USB hub | yes | yes | yes | yes |
| Touchscreen | no | no | 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 | 4.53 in | 5.12 in | 3.94 in |
|---|---|---|---|---|
| Height (min-max) | 355.8 - 485.8 | 402.9 - 517.9 | 540.2 - 670.2 | 532.4 - 632.4 |
| Height (without stand) | 12.6 in | 13.8 in | 14.02 in | 15.1 in |
| Height with stand | 19.13 in | 20.39 in | 21.27 in | 20.96 in |
| Depth (with stand) | 1.8 in | 8.07 in | 1.93 in | 9.86 in |
| Depth (without stand) | 1.8 in | 1.8 in | 1.93 in | 3.09 in |
| Width (with stand) | 21.2 in | 20.95 in | 24.07 in | 24.58 in |
| Weight (without stand) | 7.96 lb | 9.37 lb | 8.16 lb | 8.82 lb |
| Weight | 282.19 oz | 223.64 oz | 0.22 oz | 246.92 oz |
| Analogue 3.5mm input | 1 | 0 | 1 | 1 |
|---|---|---|---|---|
| Number of USB 2.0 port | 0 | 0 | 0 | 3 |
| Number of USB 3.0 ports | 3 | 5 | 4 | 2 |
| USB connectors (total) | 3 | 5 | 4 | 5 |
| Component input (YPbPr/YCbCr) | no | no | no | no |
| Number of component inputs | 0 | 0 | 0 | 0 |
| Composite input | no | no | no | no |
| Number of composite inputs | 0 | 0 | 0 | 0 |
| DisplayPort | yes | yes | yes | yes |
| DVI Port | no | no | no | no |
| HDCP | no | N/A | yes | N/A |
| HDMI | yes | yes | yes | yes |
| HDMI ports quantity | 2 | 2 | 1 | 1 |
| Number of HDMI inputs | 2 | 2 | 1 | 1 |
| HDMI version | 1.4 | N/A | 2.0 | 1.4 |
| Headphone output | yes | yes | no | yes |
| Headphone outputs quantity | 1 | N/A | N/A | 1 |
| S-video input | no | no | no | no |
| Number of s-video inputs | 0 | 0 | 0 | 0 |
| Thunderbolt | no | no | no | no |
| USB for video | no | no | no | no |
| VGA in | no | no | no | no |
| Number of DisplayPort inputs | 2 | 2 | 2 | 1 |
| Number of DisplayPort outputs | 1 | 1 | 0 | 0 |
| DisplayPort version | 1.2a | 1.2 | 1.2 | 1.2a |
| Type of DisplayPort connector | Standard | N/A | Standard | Standard |
| MHL | yes | yes | no | no |
| Ethernet LAN | no | N/A | N/A | N/A |
| Maximum resolution | 1920 x 1080 px | 1920 x 1200 px | 3840 x 2160 px | 2560 x 1440 px |
|---|---|---|---|---|
| Supported graphics resolutions | 1920x1080 | 1920x1200 | 3840 x 2160 | 2560x1440 |
| Refresh rate | 60.0 Hz | 60.0 Hz | 60.0 Hz | 165.0 Hz |
| HD type | Full HD | Full HD | 4K Ultra HD | Wide Quad 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 | 8.0 bit | 10.0 bit | 8.0 bit |
| Colour gamut (Adobe RGB) | 85.0 % | 91.0 % | 99.9 % | 100.0 % |
| Colour gamut (NTSC) | 72.0 % | 72.0 % | N/A | 100.0 % |
| Dynamic contrast ratio | 12000000:1 | 2000000:1 | N/A | 120000000:1 |
| Contrast ratio | 1000:1 | 1000:1 | 1300:1 | 1000:1 |
| Display technology | LCD | LED | LCD | LCD |
| Backlight | LED backlight | LED backlight | LED | LED |
| Panel type | IPS | IPS | IPS | IPS |
| Response time (GtG) | 6.0 ms | 6.0 ms | 5.0 ms | 4.0 ms |
| Response time | 8.0 ms | 6.0 ms | 8.0 ms | 4.0 ms |
| Image delay | < 4 | < 7.7 | N/A | N/A |
| Picture-in-Picture (PIP) | no | no | no | no |
| Pixel size | 0.01 in | 0.01 in | 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 ° |
| Response time (BtW) | N/A | 19.0 ms | 14.0 ms | N/A |
| Ascendable and submersible | yes | yes | yes | yes |
|---|---|---|---|---|
| Pivot function | yes | yes | yes | yes |
| Wi-Fi | no | N/A | N/A | N/A |
| Bluetooth | no | N/A | N/A | N/A |
| Swivel | yes | yes | yes | yes |
| Tiltable | yes | yes | yes | yes |
| Built-in microphone | no | N/A | N/A | N/A |
| Memory card reader | no | no | no | no |
| Cable lock slot | yes | yes | yes | no |
| Plug and Play | yes | N/A | yes | N/A |
| Flicker free | N/A | yes | N/A | yes |
| 3D support (3D-Ready) | no | no | no | no |
|---|---|---|---|---|
| Adaptive synchronization | no | no | no | yes |
| HDR | no | no | yes | no |
| VESA mount | yes | yes | yes | yes |
| Type of VESA mount | 100x100mm | 100x100mm | 100x100mm | 100x100mm |
| Sync technology | N/A | N/A | N/A | Nvidia G-sync |
| EnergyStar | yes | no | yes | yes |
|---|---|---|---|---|
| EPEAT | Gold | Gold | Gold | N/A |
| TCO-labelling | TCO'05 | N/A | N/A | None |
| Energy efficiency class | A+ | A+ | A | N/A |
|---|---|---|---|---|
| Connecting 9V/12V/14V | None | N/A | None | None |
| Operational power consumption | 16 - 74 | < 23 | 24 - 99 | 34 - 71 |
| Power consumption (standby) | 0.5 W | 0.5 W | 0.3 W | N/A |
| Power consumption (typical) | 17.0 W | 23.0 W | 30.0 W | 48.0 W |
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