The ASUS ROG STRIX X870-A GAMING WIFI wins in 6 out of 14 comparable specs, with 7 ties. Its biggest advantage is M.2 Slots (100% better).
PRO B860M-A WIFI wins in 1 spec (MSRP: 57% better).
Recommendation
Choose ROG STRIX X870-A GAMING WIFI if you want the best overall performance — especially m.2 slots.
Choose PRO B860M-A WIFI if msrp matters more to you.
