The 2016 Dodge Challenger is a 2-door, 5-seat Coupe, available in 5 trims, ranging from the SXT to the SRT Hellcat. Upon introduction, the $26,995 SXT is equipped with a standard 3.6L, 6-cylinder, engine that achieves 19-mpg in the city and 30-mpg on the highway. an Automatic transmission is standard. The $62,495 SRT Hellcat is equipped with a standard 6.2L, 8-cylinder, engine that achieves 13-mpg in the city and 21-mpg on the highway. a Manual transmission is standard.