Two Convertibles with some similarities, but otherwise different in most aspects such as the model year, powertrain, modifications, ground shadow size, horsepower, and fuel economy. First of all, although the 2016 500 Convertible C Abarth has a more powerful engine than the 2013 Beetle Convertible Diesel, it gets 8 more mpg. Also, the body structure of 500 Convertible C Abarth is significantly smaller than that of the Beetle Convertible Diesel. Among similarities are the body structure, starting price, height, and maximum occupancy.