 |  | |
| Available colors | ||
| Editiorial reviews | ||
| User rating |
 Dell U2518D |  Dell U2718Q | |
|---|---|---|
| Screen size | 25.0 in | 27.0 in |
| Brightness | 350.0 cd/m² | 350.0 cd/m² |
| Aspect ratio | 16:9 | 16:9 |
| Dell U2518D | Dell U2718Q | |
|---|---|---|
| Colour of product | Black | Black,Silver |
| Panel design | Flat | Flat |
| Built-in USB hub | yes | yes |
| Touchscreen | no | no |
| Built-in camera | no | no |
| Screen surface | Matte | Matte |
| Built-in speakers | no | no |
| Dell U2518D | Dell U2718Q | |
|---|---|---|
| Height adjustment | 5.12 in | 5.12 in |
| Height (min-max) | < 527.2 | 540.2 - 670.2 |
| Height (without stand) | 13.05 in | 14.02 in |
| Height with stand | 20.76 in | 21.27 in |
| Depth (with stand) | 1.94 in | 1.93 in |
| Depth (without stand) | 1.94 in | 1.93 in |
| Width (with stand) | 22.35 in | 24.07 in |
| Weight (without stand) | 7.54 lb | 8.16 lb |
| Weight | 0.22 oz | 0.22 oz |
| Dell U2518D | Dell U2718Q | |
|---|---|---|
| Number of USB 3.0 ports | 5 | 4 |
| USB connectors (total) | 5 | 4 |
| Component input (YPbPr/YCbCr) | no | no |
| Composite input | no | no |
| Number of composite inputs | 0 | 0 |
| DisplayPort | yes | yes |
| DVI Port | no | no |
| HDMI | yes | yes |
| HDMI ports quantity | 1 | 1 |
| Number of HDMI inputs | 1 | 1 |
| HDMI version | 2.0 | 2.0 |
| Headphone output | no | no |
| S-video input | no | no |
| Number of s-video inputs | 0 | 0 |
| Thunderbolt | no | no |
| USB for video | no | no |
| VGA in | no | no |
| Number of DisplayPort inputs | 1 | 2 |
| Number of DisplayPort outputs | 2 | 0 |
| DisplayPort version | 1.2 | 1.2 |
| Type of DisplayPort connector | Standard | Standard |
| MHL | no | no |
| Dell U2518D | Dell U2718Q | |
|---|---|---|
| Maximum resolution | 2560 x 1440 px | 3840 x 2160 px |
| Supported graphics resolutions | 2560 x 1440 | 3840 x 2160 |
| Refresh rate | 60.0 Hz | 60.0 Hz |
| HD type | Quad HD | 4K Ultra HD |
| Display number of colours | 16.78 million colours | 1.073 billion colours |
| Colour depth (per channel) | 8.0 bit | 10.0 bit |
| Colour gamut (Adobe RGB) | 99.0 % | 99.9 % |
| Contrast ratio | 1000:1 | 1300:1 |
| Display technology | LCD | LCD |
| Backlight | LED | LED |
| Panel type | IPS | IPS |
| Response time (GtG) | 5.0 ms | 5.0 ms |
| Response time (BtW) | 8.0 ms | 14.0 ms |
| Response time | 8.0 ms | 8.0 ms |
| Picture-in-Picture (PIP) | no | no |
| Pixel size | 0.01 in | 0.01 in |
| Viewing angle (horizontal) | 178.0 ° | 178.0 ° |
| Viewing angle (vertical) | 178.0 ° | 178.0 ° |
| Dell U2518D | Dell U2718Q | |
|---|---|---|
| Ascendable and submersible | yes | yes |
| Pivot function | yes | yes |
| Swivel | yes | yes |
| Tiltable | yes | yes |
| Memory card reader | no | no |
| Cable lock slot | yes | yes |
| Plug and Play | yes | yes |
| Dell U2518D | Dell U2718Q | |
|---|---|---|
| 3D support (3D-Ready) | no | no |
| Adaptive synchronization | no | no |
| HDR | yes | yes |
| VESA mount | yes | yes |
| Type of VESA mount | 100x100mm | 100x100mm |
| Dell U2518D | Dell U2718Q | |
|---|---|---|
| EnergyStar | yes | yes |
| EPEAT | Gold | Gold |
| Dell U2518D | Dell U2718Q | |
|---|---|---|
| Energy efficiency class | B | A |
| Connecting 9V/12V/14V | None | None |
| Operational power consumption | 28 - 110 | 24 - 99 |
| Power consumption (standby) | 0.5 W | 0.3 W |
| Power consumption (typical) | 30.0 W | 30.0 W |
| Pros | ||
|---|---|---|
| Cons |
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