The 2017 Infiniti QX60 is available as a 4-door, 7-seat sport utility. Starting at $44,900, the 2017 Infiniti QX60 AWD is powered by a 3.5L , 6 -cylinder engine mated to an automatic transmission that returns an EPA estimated 19-mpg in the city and 26-mpg on the highway. The top of the line 2017InfinitiQX60FWD , priced at $ 43,100 , is powered by a 3.5L , 6 - cylinder engine mated to an automatic transmission that returns an EPA estimated 20-mpg in the city and 27-mpg on the highway.