Two Convertibles with some similarities, but otherwise different in most aspects such as the starting price, horsepower, fuel economy, and ground shadow size. First of all, there is a notable difference in the starting price of the 2015 Audi A5 Convertible, which is $98,140 less than the base MSRP of the 2016 Maserati GranTurismo Convertible. Also, the 2016 GranTurismo Convertible has bigger and thirstier engine; the 2015 A5 Convertible gets 8 more mpg. And finally, the A5 Convertible is slightly smaller than the GranTurismo Convertible. Among similarities are the body structure, market segment, height, and maximum occupancy.