CalDigit TS4 Thunderbolt 4 Dock Review

Premium Thunderbolt 4 dock with 18 ports and 98W PD.

Updated 2026-03-09 Independently reviewed

Overview

The TS4 is the gold standard for Thunderbolt 4 docking. With 18 ports including triple display support, 98W power delivery, and 2.5GbE, it handles the most demanding setups. Build quality is exceptional and the thermal design keeps it cool under load.

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Pros & Cons

Pros

  • 18 ports, comprehensive connectivity
  • 98W power delivery
  • Triple 4K 60Hz display support
  • 2.5GbE Ethernet
  • SD card reader (UHS-II)
  • Excellent thermal management

Cons

  • Premium price
  • Large footprint

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Specifications

Interface Thunderbolt 4
Power Delivery 98W
Display Output 3x 4K 60Hz (or 2x 5K)
USB-A 5 (10Gbps)
USB-C 3
Ethernet 2.5GbE
SD Card UHS-II
Audio 3.5mm in/out

Our Verdict

The best dock for power users. Worth every penny for pro workflows.

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