The 2016 Subaru Legacy is a 4-door, 5-seat Sedan, available in 4 trims, ranging from the 2.5i to the 3.6R Limited. Upon introduction, the $21,745 2.5i is equipped with a standard 2.5L, 4-cylinder, engine that achieves 26-mpg in the city and 36-mpg on the highway. an Automatic transmission is standard. The $29,945 3.6R Limited is equipped with a standard 3.6L, 6-cylinder, engine that achieves 20-mpg in the city and 29-mpg on the highway. an Automatic transmission is standard.