Xiaomi BE7000 Advantages
Higher CPU Performance (1.5GHz vs 1.1GHz)
Larger RAM (1GiB vs 256MiB)
Faster LAN Port (2.5GbE vs 1GbE)
Faster Wireless Speed (1148Mbps vs 688Mbps)
Faster Wireless Speed (5764Mbps vs 2882Mbps)
Xiaomi BE3600 Advantages
Released later by 11 months