Hardware Spec Index

Lumora WR-3991 Ultra BE6500 Dual-band Wi-Fi 7 Router

Wi-Fi Routers · Lumora · SKU WR3991-ULTRA · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index6,243 (Wi-Fi Routers scale)
Category rank#25,010
Street price$429
Power36 W
Performance per dollar14.55
Released2024

Specifications

BrandLumora
ModelLumora WR-3991 Ultra
Wi-Fi standardWi-Fi 7 (IEEE 802.11be)
Speed classBE6500 (sum of per-band PHY rates)
BandsDual-band (2.4 / 5 GHz)
Spatial streams2×2 + 4×4
Max channel width160 MHz
Modulation4096-QAM
Multi-Link Operation (MLO)Supported
WAN port2.5 Gbps RJ45
LAN ports1× 2.5 Gbps + 3× 1 Gbps
SecurityWPA3 (required on 6 GHz), WPA2 on 2.4/5 GHz
MeshEasyMesh compatible
Coverageup to 3,700 sq ft

Related guides

Wi-Fi 7 (802.11be) ExplainedWi-Fi 6 vs Wi-Fi 6E vs Wi-Fi 7 ComparedWi-Fi 6E Explained2.5GbE, 5GbE and 10GbE Networking

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Cite this page: Hardware Spec Index, “Lumora WR-3991 Ultra BE6500 Dual-band Wi-Fi 7 Router”, https://vextor7.com/item/16401201 (accessed 2026-10-23).