  |  |  | |
| Available colors | |||
| Editiorial reviews | |||
| User rating |
| Screen size | 27.0 in | 27.0 in | 31.5 in |
|---|---|---|---|
| Brightness | 350.0 cd/m² | 450.0 cd/m² | 450.0 cd/m² |
| Aspect ratio | 16:9 | 16:9 | 16:9 |
| Colour of product | Black | Black,Silver | Black |
|---|---|---|---|
| Panel design | Flat | Flat | Flat |
| Built-in USB hub | yes | yes | yes |
| Built-in camera | no | no | no |
| Screen surface | Matte | Matte | N/A |
| Touchscreen | N/A | no | no |
| Built-in speakers | N/A | yes | yes |
| Height adjustment | 5.12 in | 4.33 in | 4.33 in |
|---|---|---|---|
| Height (without stand) | 14.02 in | 14.35 in | N/A |
| Height with stand | 20.68 in | 22.03 in | N/A |
| Depth (with stand) | 1.96 in | 9.22 in | N/A |
| Depth (without stand) | 1.96 in | 1.8 in | N/A |
| Width (with stand) | 24.07 in | 24.14 in | N/A |
| Weight | 0.23 oz | 215.17 oz | N/A |
| Height (min-max) | N/A | 448.8 - 558.8 | N/A |
| Weight (without stand) | N/A | 10.58 lb | N/A |
| DVI Port | no | no | no |
|---|---|---|---|
| HDCP | yes | yes | yes |
| HDMI | yes | yes | yes |
| HDMI ports quantity | 1 | 2 | 2 |
| HDMI version | 2.0 | N/A | N/A |
| Headphone output | yes | yes | yes |
| Headphone outputs quantity | 1 | 1 | 1 |
| DisplayPort version | 1.4 | 1.2 | N/A |
| Number of USB 3.0 ports | N/A | 3 | N/A |
| USB connectors (total) | N/A | 3 | 2 |
| Component input (YPbPr/YCbCr) | N/A | no | no |
| Composite input | N/A | no | no |
| DisplayPort | N/A | yes | yes |
| Number of HDMI inputs | N/A | 2 | 2 |
| S-video input | N/A | no | no |
| Thunderbolt | N/A | no | yes |
| USB for video | N/A | no | N/A |
| VGA in | N/A | no | no |
| Number of DisplayPort inputs | N/A | 1 | 1 |
| Type of DisplayPort connector | N/A | Standard | N/A |
| MHL | N/A | no | N/A |
| Thunderbolt version | N/A | N/A | 3 |
| Supported graphics resolutions |
| 3840x2160 | 3840x2160 |
|---|---|---|---|
| Refresh rate | 60.0 Hz | 60.0 Hz | 60.0 Hz |
| HD type | 4K Ultra HD | 4K Ultra HD | 4K Ultra HD |
| Display number of colours | 1.073 billion colours | N/A | N/A |
| Display technology | LCD | LED | LED |
| Backlight | LED | LED | LED |
| Panel type | IPS | IPS | IPS |
| Response time | 8.0 ms | 5.0 ms | 5.0 ms |
| Viewing angle (horizontal) | 178.0 ° | 178.0 ° | 178.0 ° |
| Viewing angle (vertical) | 178.0 ° | 178.0 ° | 178.0 ° |
| Maximum resolution | N/A | 3840 x 2160 px | 3840 x 2160 px |
| Colour depth (per channel) | N/A | 10.0 bit | 10.0 bit |
| Dynamic contrast ratio | N/A | 5000000:1 | N/A |
| Contrast ratio | N/A | 1000:1 | 1300:1 |
| Response time (GtG) | N/A | 5.0 ms | 5.0 ms |
| Picture-in-Picture (PIP) | N/A | no | N/A |
| Pixel size | N/A | 0.01 in | 0.01 in |
| Pivot function | yes | yes | yes |
|---|---|---|---|
| Swivel | yes | yes | N/A |
| Cable lock slot | yes | no | N/A |
| Ascendable and submersible | N/A | yes | N/A |
| Tiltable | N/A | yes | yes |
| Memory card reader | N/A | no | no |
| Flicker free | N/A | yes | N/A |
| Plug and Play | N/A | yes | yes |
| 3D support (3D-Ready) | no | no | no |
|---|---|---|---|
| VESA mount | yes | yes | yes |
| Type of VESA mount | 100x100mm | 100x100mm | 100x100mm |
| Adaptive synchronization | N/A | yes | yes |
| HDR | N/A | yes | yes |
| Sync technology | N/A | AMD Freesync | AMD Freesync |
| VESA DisplayHDR certification | N/A | DisplayHDR 1000 | DisplayHDR 600 |
Add products
![LG UltraFine 31.5" 4K Display with Thunderbolt 3 review - a large monitor with plenty of I/O [Video]](https://img.productz.com/uploads/review_source/logo/1035/thumb_9to5maccom.gif){kind=logo}
