Two Convertibles with more similarities, such as the body structure, market segment, fuel economy, ground shadow size, height, and maximum occupancy, than differences, like the starting price and horsepower. First of all, there is a notable difference in the starting price of the 2016 Maserati GranTurismo Convertible, which is $72,660 less than the base MSRP of the 2016 Bentley Continental GT Convertible. And finally, the 2016 Continental GT Convertible has a more powerful engine than the 2016 GranTurismo Convertible. Among similarities are the body structure, market segment, fuel economy, ground shadow size, height, and maximum occupancy.