The 2016 Nissan Sentra is available as a 4-door, 5-seat sedan. Starting at $16,780, the 2016 Nissan Sentra S (M6) is powered by a 1.8L , 4 -cylinder engine mated to a manual transmission that returns an EPA estimated 27-mpg in the city and 36-mpg on the highway. The top of the line 2016NissanSentraSL (CVT) , priced at $ 22,170 , is powered by a 1.8L , 4 - cylinder engine mated to an automatic transmission that returns an EPA estimated 29-mpg in the city and 38-mpg on the highway.