*Maximum values depend on the laptop, operating system, power supply and simultaneous display arrangement. They are not universal promises.
| What matters |  Plugable UD-ULTC4K | Choose a dock above | Choose a dock above |
|---|
| Laptop connection | USB-C with DP Alt Mode; DP 1.4 for full triple 4K60 | — | — |
| Display technology | displaylink | — | — |
| Maximum displays* | 3 | — | — |
| Power to laptop (W)* | 100 | — | — |
| HDMI sockets | 3 | — | — |
| DisplayPort sockets | 3 | — | — |
| Display conditions | 3 × 4K60 with suitable DP 1.4 host; DP 1.2 reduces native channel to 4K30 | — | — |
| Mac requirements | DisplayLink required for two channels; native output needs Alt Mode | — | — |
| Windows requirements | Windows with DisplayLink software; native channel also requires DP Alt Mode | — | — |
| Wired network | Gigabit Ethernet | — | — |
| USB peripherals | 4 USB-A 5Gbps; 1 USB-C 10Gbps accessory port | — | — |
| Before buying | DisplayLink installation and permissions required Only three monitors despite six video sockets | — | — |
| Current listing | Check on Amazon ↗ | | |