Two Coupes with some similarities, but otherwise different in most aspects such as the modifications, starting price, ground shadow size, horsepower, fuel economy, and height. First of all, there is a $240,700 difference in the base MSRP. The 2017 Rolls-Royce Wraith has a higher starting price than the 2017 Mercedes-Benz C-Class Coupe AMG C 63 S. Also, the 2017 Wraith has bigger and thirstier engine; the 2017 C-Class Coupe AMG C 63 S gets 4 more mpg. In addition, not only C-Class Coupe AMG C 63 S is significantly smaller, but it's also slightly shorter than the Wraith. Among similarities are the body structure, market segment, and maximum occupancy.