Two Convertibles with some similarities, but otherwise different in most aspects such as the modifications, starting price, fuel economy, market segment, horsepower, and height. First of all, there is a $224,050 difference in the base MSRP. The 2015 Lamborghini Aventador Convertible has a higher starting price than the 2016 Mercedes-Benz SL-Class SL 65 AMG. Also, the 2015 Aventador Convertible has a more powerful engine and gets 5 mpg less than the 2016 SL-Class SL 65 AMG. In addition, the Aventador Convertible has a slightly taller body than the SL-Class SL 65 AMG. Among similarities are the body structure, market segment, ground shadow size, and maximum occupancy.