Two Sedans with some similarities, but otherwise different in most aspects such as the powertrain, horsepower, fuel economy, model year, starting price, and maximum occupancy. First of all, there is a notable difference in the starting price of the 2016 Cadillac CTS, which is $5,840 less than the base MSRP of the 2014 Mercedes-Benz E-Class Sedan Diesel, which is two model years older. Also, the 2016 CTS has a more powerful engine than the 2014 E-Class Sedan Diesel, and it gets 8.4 fewer miles on a gallon of fuel. In addition, the E-Class Sedan Diesel seats two more passengers than the CTS. Among similarities are the body structure, market segment, ground shadow size, and height.