Buying Guide 1 分で読める

2025年最適USB-CハブとDock

Thunderbolt 4、USB4、USB-C dock比較 — ノートパソコンセットアップ向け購入ガイド。

## Dock Types

| Type | Ports | Price | Best For |
|---|---|---|---|
| USB-C Hub | 5-8 | $30-60 | Travel, basic needs |
| USB-C Dock | 10-15 | $100-200 | Home office |
| Thunderbolt 4 Dock | 12-16 | $200-400 | Pro workstation |

## What to Look For

1. **Display output**: How many monitors at what resolution?
2. **Power delivery**: 60W (phone), 85W (ultrabook), 100W+ (pro laptop)
3. **Ethernet**: Gigabit minimum, 2.5G for future-proofing
4. **USB ports**: At least 2× USB-A for legacy devices
5. **Upstream cable**: Included? What length?

## Our Picks

- **Budget**: Anker 341 USB-C Hub (~$35) — 7 ports, no charging
- **Mid-range**: CalDigit USB-C Pro Dock (~$150) — 10 ports, 85W PD
- **Premium**: CalDigit TS4 (~$350) — 18 ports, Thunderbolt 4, 98W PD
- **Compact**: OWC Thunderbolt Hub (~$170) — 5 ports, TB4, stackable

## Compatibility Notes

- TB4 docks work with USB-C laptops but with fewer features
- Apple Silicon Macs limit external displays (check specs)
- Windows laptops generally support more displays via dock

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