A good USB-C dock should solve the actual limits of your laptop rather than simply offering the largest port count.
1. Check Display Support
Confirm the dock supports the number of monitors and resolutions you need. Native USB-C display output and DisplayLink-based solutions can behave differently.
2. Check Power Delivery
Match the dock charging capability to your laptop. A dock with insufficient power can force you to keep a separate charger connected.
3. Count the Ports You Actually Need
Prioritize the ports used by your monitors, storage, keyboard, mouse and network connection. Extra ports are useful only when they fit your workflow.
4. Check Operating-System Compatibility
Mac and Windows multi-monitor requirements can differ, especially when DisplayLink software is involved.
5. Compare the Whole Setup
Consider cable length, desk placement, charging, display adapters and whether you need to switch between computers.