Two Sedans with more similarities, such as the body structure, market segment, starting price, fuel economy, ground shadow size, height, and maximum occupancy, than differences, like the model year and horsepower. First of all, the 2016 Camry produces fewer horsepower than the 2014 Optima. Among similarities are the body structure, market segment, starting price, fuel economy, ground shadow size, height, and maximum occupancy.