The 2016 Kia Soul is a 4-door, 5-seat Hatchback, available in 4 trims, ranging from the Base (M6) to the ! (A6). Upon introduction, the $15,900 Base (M6) is equipped with a standard 1.6L, 4-cylinder, engine that achieves 24-mpg in the city and 30-mpg on the highway. a Manual transmission is standard. The $21,300 ! (A6) is equipped with a standard 2.0L, 4-cylinder, engine that achieves 24-mpg in the city and 31-mpg on the highway. an Automatic transmission is standard.