Two Sedans with more similarities, such as the body structure, market segment, starting price, height, and maximum occupancy, than differences, like the model year, horsepower, fuel economy, and ground shadow size. First of all, the 2013 Impala has a more powerful engine and gets 4.5 mpg less than the 2016 Camry. Also, the Impala has a slightly larger body than the Camry. Among similarities are the body structure, market segment, starting price, height, and maximum occupancy.