Two Convertibles with some similarities, but otherwise different in most aspects such as the modifications, starting price, horsepower, fuel economy, ground shadow size, height, and maximum occupancy. First of all, there is a $67,050 difference in the base MSRP. The 2017 Bentley Continental Convertible has a higher starting price than the 2017 Mercedes-Benz SL-Class SL 63 AMG. Also, although the 2017 SL-Class SL 63 AMG has a more powerful engine than the 2017 Continental Convertible, it gets 3.5 more mpg. In addition, not only Continental Convertible is slightly larger, but it's also taller than the SL-Class SL 63 AMG. And then, there is a difference in the number of passengers; the Bentley Continental Convertible seats two more the Mercedes-Benz SL-Class SL 63 AMG. Among similarities are the body structure and market segment.