2017 BMW M4 Coupe vs. 2017 Porsche 718 Cayman

Two Coupes with some similarities, but otherwise different in most aspects such as the horsepower, starting price, fuel economy, ground shadow size, height, and maximum occupancy. First of all, there is a notable difference in the starting price of the 2017 Porsche 718 Cayman, which is $12,300 less than the base MSRP of the 2017 BMW M4 Coupe. Also, the 2017 M4 Coupe has bigger and thirstier engine; the 2017 718 Cayman gets 3 more mpg. In addition, the M4 Coupe body is slightly larger than the 718 Cayman, and in addition to that, it's also taller. And finally, you'll seat two more passengers in the BMW M4 Coupe than in the Porsche 718 Cayman. Among similarities are the body structure and market segment.