The 2017 Buick Encore is available as a 4-door, 5-seat sport utility. Starting at $24,365, the 2017 Buick Encore Preferred FWD is powered by a 1.4L , 4 -cylinder engine mated to an automatic transmission that returns an EPA estimated 25-mpg in the city and 33-mpg on the highway. The top of the line 2017BuickEncoreBase FWD , priced at $ 22,990 , is powered by a 1.4L , 4 - cylinder engine mated to an automatic transmission that returns an EPA estimated 25-mpg in the city and 33-mpg on the highway.