Two Sedans with more similarities, such as the body structure, starting price, ground shadow size, height, and maximum occupancy, than differences, like the model year, horsepower, fuel economy, and market segment. First of all, there is a difference in model years. The is 3 years newer. Also, the 2016 Maxima has bigger and thirstier engine; the 2013 Avalon Hybrid gets 15 more mpg. Among similarities are the body structure, starting price, ground shadow size, height, and maximum occupancy.