Two Sedans with some similarities, but otherwise different in most aspects such as the model year, powertrain, fuel economy, market segment, horsepower, and ground shadow size. First of all, there is a difference in model years. The is 3 years newer. Also, the 2013 3 Series Sedan has bigger and thirstier engine; the 2016 MKZ Hybrid gets 14 more mpg. In addition, the 3 Series Sedan has a slightly smaller body than the MKZ Hybrid. Among similarities are the body structure, market segment, starting price, height, and maximum occupancy.