Two Sedans with more similarities, such as the body structure, market segment, starting price, ground shadow size, and height, than differences, like the modifications, model year, horsepower, fuel economy, and maximum occupancy. First of all, although the 2014 E-Class Sedan E63 AMG 4MATIC S-Model has a more powerful engine than the 2016 M5, it gets 2 more mpg. Also, the E-Class Sedan E63 AMG 4MATIC S-Model seats two more passengers than the M5. Among similarities are the body structure, market segment, starting price, ground shadow size, and height.