The 2018 Nissan Armada is available as a 4-door, 7-seat sport utility. Starting at $46,090, the 2018 Nissan Armada SV 4x2 is powered by a 5.6L , 8 -cylinder engine mated to an automatic transmission that returns an EPA estimated 14-mpg in the city and 19-mpg on the highway. The top of the line 2018NissanArmadaPlatinum AWD , priced at $ 62,090 , is powered by a 5.6L , 8 - cylinder engine mated to an automatic transmission that returns an EPA estimated 13-mpg in the city and 18-mpg on the highway.