The 2016 Infiniti Q70 is a 4-door, 5-seat Sedan, available in 4 trims, ranging from the 3.7 RWD to the 5.6X AWD. Upon introduction, the $49,850 3.7 RWD is equipped with a standard 3.7L, 6-cylinder, engine that achieves 18-mpg in the city and 26-mpg on the highway. an Automatic transmission is standard. The $65,350 5.6X AWD is equipped with a standard 5.6L, 8-cylinder, engine that achieves 16-mpg in the city and 23-mpg on the highway. an Automatic transmission is standard.