Two Sedans with more similarities, such as the body structure, market segment, starting price, ground shadow size, height, and maximum occupancy, than differences, like the powertrain, fuel economy, model year, market segment, and horsepower. First of all, the 2016 Equus has a more powerful engine and gets 12 mpg less than the 2014 RLX Hybrid. Among similarities are the body structure, market segment, starting price, ground shadow size, height, and maximum occupancy.