Premium vs mid-range Thunderbolt dock. Is the CalDigit TS4 worth $170 more than the Anker 777?
The CalDigit TS4 offers more ports, better dual-monitor support, and longer warranty. Worth the premium for power users.
The Anker 777 is the value pick at $229; the CalDigit TS4 is the power pick at $399. Choose the TS4 if you run dual monitors, need 2.5GbE, or want the longest warranty; choose the Anker if your setup is simpler and $170 matters. Most single-monitor setups do not need the TS4's extra ports.
CalDigit TS4: The TS4 drives demanding multi-monitor setups with more ports.
Anker 777: The Anker 777 handles typical single/dual setups with fewer ports.
When this matters: Matters for power users; the Anker covers most people.
CalDigit TS4: The TS4's longer warranty reflects its pro positioning.
Anker 777: The Anker warranty is shorter.
When this matters: Matters for business buyers.
CalDigit TS4: The TS4 costs $399.
Anker 777: The Anker at $229 is the value default.
When this matters: A $170 gap that decides most buyers.
| Spec | CalDigit TS4 | Anker 777 |
|---|---|---|
| Price | $399 | $229 |
| Ports | 18 | 12 |
| Power Delivery | 98W | 90W |
| Dual 4K | 60Hz | 30Hz |
| Warranty | 5 years | 2 years |
Power users with demanding setups who need every port and the longest warranty.
If your setup is a laptop plus one monitor, the TS4 premium is wasted.
Most buyers who want a reliable Thunderbolt dock without the premium.
If you run a heavy multi-monitor rig, the Anker may run out of ports.
This comparison was built from a structured review of official product documentation, published specifications, current pricing, and feature documentation — the same methodology ToolStep describes on the /how-we-test/ page. Because we did not run these products hands-on, we do not claim testing that did not happen.
Based on official product documentation as of June 2026.
Yes, but only at 30Hz. The CalDigit TS4 supports dual 4K @ 60Hz, which is noticeably smoother.