Two Convertibles with some similarities, but otherwise different in most aspects such as the height, horsepower, fuel economy, ground shadow size, and maximum occupancy. First of all, although the 2016 Volkswagen Beetle Convertible has a more powerful engine than the 2015 Mazda MX-5 Miata, it gets 3 more mpg. Also, the 2015 MX-5 Miata body is slightly smaller than the 2016 Beetle Convertible, and in addition to that, it's also significantly shorter. And finally, you'll seat two more passengers in the Beetle Convertible than in the MX-5 Miata. Among similarities are the body structure, market segment, and starting price.