Two Coupes with more similarities, such as the body structure, market segment, ground shadow size, height, and maximum occupancy, than differences, like the modifications, starting price, horsepower, and fuel economy. First of all, the 2016 Mercedes-Benz S-Class Coupe S 63 AMG 4MATIC is priced $35,350 lower compared to the base MSRP of the 2016 Bentley Continental GT Coupe. Also, although the 2016 S-Class Coupe S 63 AMG 4MATIC has a more powerful engine than the 2016 Continental GT Coupe, it gets 1.5 more mpg. Among similarities are the body structure, market segment, ground shadow size, height, and maximum occupancy.