Two Convertibles with some similarities, but otherwise different in most aspects such as the starting price, fuel economy, model year, horsepower, and ground shadow size. First of all, there is a notable difference in the starting price of the 2014 Porsche 911 Convertible, which is $49,540 less than the base MSRP of the 2016 Maserati GranTurismo Convertible, which is two model years newer. Also, although the 2014 911 Convertible has a more powerful engine than the 2016 GranTurismo Convertible, it gets 6 more mpg. And finally, the GranTurismo Convertible is slightly larger than the 911 Convertible. Among similarities are the body structure, market segment, height, and maximum occupancy.