These two Mercedes-Benz E-Class models are two variations of the same model with one major difference, the modifications. First of all, there is a notable difference in the starting price of the 2013 Mercedes-Benz E-Class Sedan E63 AMG, which is $11,900 less than the base MSRP of the 2016 Mercedes-Benz E-Class Sedan AMG E 63 4MATIC S-Model, which is three model years newer. Also, the 2016 E-Class Sedan AMG E 63 4MATIC S-Model has a more powerful engine and gets 1 mpg less than the 2013 E-Class Sedan E63 AMG. In addition, the E-Class Sedan E63 AMG seats two more passengers than the E-Class Sedan AMG E 63 4MATIC S-Model. Among similarities are the body structure, market segment, ground shadow size, and height.