The Gigabyte Z890 AORUS MASTER wins in 8 out of 14 comparable specs, with 5 ties. Its biggest advantage is PCIe x16 Slots (100% better).
B860M AORUS ELITE WIFI wins in 1 spec (MSRP: 64% better).
Recommendation
Choose Z890 AORUS MASTER if you want the best overall performance — especially pcie x16 slots.
Choose B860M AORUS ELITE WIFI if msrp matters more to you.
