The 2019 Mazda CX-9 is available as a 4-door, 7-seat sport utility. Starting at $32,280, the 2019 Mazda CX-9 Sport FWD is powered by a 2.5L , 4 -cylinder engine mated to an automatic transmission that returns an EPA estimated 22-mpg in the city and 28-mpg on the highway. The top of the line 2019MazdaCX-9Signature AWD , priced at $ 45,365 , is powered by a 2.5L , 4 - cylinder engine mated to an automatic transmission that returns an EPA estimated 20-mpg in the city and 26-mpg on the highway.