The 2017 Nissan LEAF is available as a 4-door, 5-seat hatchback. Starting at $30,680, the 2017 Nissan LEAF S is powered by a , 0 -cylinder engine mated to an automatic transmission that returns an EPA estimated 124-mpg in the city and 101-mpg on the highway. The top of the line 2017NissanLEAFSL , priced at $ 36,790 , is powered by a , 0 - cylinder engine mated to an automatic transmission that returns an EPA estimated 124-mpg in the city and 101-mpg on the highway.