Two SUVs with more similarities, such as the body structure, starting price, height, and maximum occupancy, than differences, like the model year, horsepower, fuel economy, and ground shadow size. First of all, the 2013 Traverse has bigger and thirstier engine; the 2016 Highlander gets 2 more mpg. Also, the body structure of Traverse is slightly larger than that of the Highlander. Among similarities are the body structure, starting price, height, and maximum occupancy.