Two Convertibles with some similarities, but otherwise different in most aspects such as the modifications, starting price, horsepower, fuel economy, ground shadow size, and maximum occupancy. First of all, there is a notable difference in the starting price of the 2017 Audi A5 Convertible, which is $133,409 less than the base MSRP of the 2016 Maserati GranTurismo Convertible MC Centennial. Also, the 2016 GranTurismo Convertible MC Centennial has a more powerful engine than the 2017 A5 Convertible, and it gets 9 fewer miles on a gallon of fuel. In addition, the A5 Convertible has a slightly smaller body than the GranTurismo Convertible MC Centennial. And then, the Audi A5 Convertible seats one more passenger than the Maserati GranTurismo Convertible MC Centennial. Among similarities are the body structure, market segment, and height.