Two Sedans with more similarities, such as the body structure, market segment, ground shadow size, height, and maximum occupancy, than differences, like the powertrain, starting price, fuel economy, and market segment. First of all, you get 74.1 more mpg with the 2017 Mercedes-Benz S-Class Sedan Hybrid, being a hybrid, than with the 2017 Tesla Model S. Also, there is a $28,600 difference in the base MSRP. The 2017 S-Class Sedan Hybrid has a higher starting price than the 2017 Model S. Among similarities are the body structure, market segment, ground shadow size, height, and maximum occupancy.