Two Coupes with some similarities, but otherwise different in most aspects such as the starting price, fuel economy, horsepower, ground shadow size, and height. First of all, the 2017 Porsche 911 Coupe is priced $43,425 lower compared to the base MSRP of the 2017 Maserati GranTurismo. Also, the 2017 911 Coupe has a more powerful engine than the 2017 GranTurismo, but it gets 6 more miles on a gallon of fuel. And finally, the GranTurismo body is slightly larger than the 911 Coupe, and in addition to that, it's also taller. Among similarities are the body structure, market segment, and maximum occupancy.