Wi-Fi 7 (802.11be) vs 6G

Wi-Fi 7 (802.11be) と 6G の詳細な技術比較.

パラメータ	Wi-Fi 7 (802.11be)	6G
Peak Speed	46 Gbps	1 Tbps ✓
Latency	< 1 ms (local)	0.1 ms (E2E) ✓
Range	~30 m indoors	Km-scale + satellite ✓
Spectrum	2.4 / 5 / 6 GHz (unlicensed)	Sub-THz (licensed)
MLO (Multi-Link)	Yes (key feature)	Multi-connectivity NTN
Mobility	Limited (roaming)	Full high-speed mobility ✓
Cost	Low (consumer routers) ✓	High (infrastructure build)
Deployment	2024–2025 ✓	~2030
Use Case	Home / office / venue	Global seamless connectivity ✓
Licensing	Unlicensed, free ✓	Licensed, carrier-operated

結論

Wi-Fi 7と6Gは異なる役割を果たします。Wi-Fi 7は家庭やオフィスでのローカル高スループット（46 Gbps、< 1 ms）に優れ、6Gは1 Tbpsでのグローバルカバレッジを目指します。両者は共存し補完し合います。

上の表に基づき、各指標の優位を示します。

Peak Speed — 6G 'が優位' (Wi-Fi 7 (802.11be): 46 Gbps · 6G: 1 Tbps)
Latency — 6G 'が優位' (Wi-Fi 7 (802.11be): < 1 ms (local) · 6G: 0.1 ms (E2E))
Range — 6G 'が優位' (Wi-Fi 7 (802.11be): ~30 m indoors · 6G: Km-scale + satellite)
Spectrum — '同等' (Wi-Fi 7 (802.11be): 2.4 / 5 / 6 GHz (unlicensed) · 6G: Sub-THz (licensed))
MLO (Multi-Link) — '同等' (Wi-Fi 7 (802.11be): Yes (key feature) · 6G: Multi-connectivity NTN)
Mobility — 6G 'が優位' (Wi-Fi 7 (802.11be): Limited (roaming) · 6G: Full high-speed mobility)
Cost — Wi-Fi 7 (802.11be) 'が優位' (Wi-Fi 7 (802.11be): Low (consumer routers) · 6G: High (infrastructure build))
Deployment — Wi-Fi 7 (802.11be) 'が優位' (Wi-Fi 7 (802.11be): 2024–2025 · 6G: ~2030)
Use Case — 6G 'が優位' (Wi-Fi 7 (802.11be): Home / office / venue · 6G: Global seamless connectivity)
Licensing — Wi-Fi 7 (802.11be) 'が優位' (Wi-Fi 7 (802.11be): Unlicensed, free · 6G: Licensed, carrier-operated)

この比較では速度関連の指標で 6G が上回ります。

10 項目中 5 項目で 6G が優位です。