The 2016 Dodge Durango is a 4-door, 5-seat Sport Utility, available in 10 trims, ranging from the Special Service 4x2 to the R/T AWD. Upon introduction, the $31,595 Special Service 4x2 is equipped with a standard 3.6L, 6-cylinder, engine that achieves 19-mpg in the city and 27-mpg on the highway. an Automatic transmission is standard. The $44,595 R/T AWD is equipped with a standard 5.7L, 8-cylinder, engine that achieves 14-mpg in the city and 22-mpg on the highway. an Automatic transmission is standard.