Two Coupes with some similarities, but otherwise different in most aspects such as the starting price, horsepower, fuel economy, ground shadow size, height, and maximum occupancy. First of all, there is a $30,075 difference in the base MSRP. The 2017 Audi R8 Coupe has a higher starting price than the 2017 Maserati GranTurismo. Also, a bigger engine usually means less mpg. But the 2017 R8 Coupe has a more powerful engine and it gets 1 more mpg than the 2017 GranTurismo. In addition, the R8 Coupe body is slightly smaller than the GranTurismo, and in addition to that, it's also shorter. And finally, you'll seat two more passengers in the Maserati GranTurismo than in the Audi R8 Coupe. Among similarities are the body structure and market segment.