Two Sedans with more similarities, such as the body structure, market segment, starting price, fuel economy, height, and maximum occupancy, than differences, like the model year, horsepower, and ground shadow size. First of all, the 2016 3 Series Sedan pulls more horsepower than the 2013 MKZ. Also, the 3 Series Sedan is slightly smaller than the MKZ. Among similarities are the body structure, market segment, starting price, fuel economy, height, and maximum occupancy.