Audi quattro vs. bmw xdrive vs. mercedes 4matic Source Source Source Source Source Source Source Read Also: Bmw xdrive vs 4matic Bmw xdrive vs mercedes 4matic Mercedes benz 4matic vs bmw xdrive Compare bmw xdrive audi quattro Quattro vs xdrive answer to bmw video Bmw xdrive vs audi quattro forums