Two Sedans with some similarities, but otherwise different in most aspects such as the modifications, model year, starting price, horsepower, fuel economy, ground shadow size, and height. First of all, there is a notable difference in the starting price of the 2016 INFINITI Q70, which is $10,400 less than the base MSRP of the 2014 Mercedes-Benz C-Class Sedan C63 AMG, which is two model years older. Also, the 2014 C-Class Sedan C63 AMG has a more powerful engine and gets 4.5 mpg less than the 2016 INFINITI Q70. In addition, the INFINITI Q70 is both slightly larger and taller than the C-Class Sedan C63 AMG. Among similarities are the body structure, market segment, and maximum occupancy.