The 2011 Nissan Maxima is available as a 4-door, 5-seat sedan. Starting at $31,750, the 2011 Nissan Maxima S 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 2011NissanMaximaSV , priced at $ 34,450 , 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.