Two Coupes with some similarities, but otherwise different in most aspects such as the modifications, starting price, ground shadow size, height, horsepower, fuel economy, and maximum occupancy. First of all, the 2016 Porsche 911 Coupe R is priced $119,450 lower compared to the base MSRP of the 2016 Rolls-Royce Wraith. Also, the 2016 Wraith has a more powerful engine and gets 1 mpg less than the 2016 911 Coupe R. In addition, the 911 Coupe R body is significantly smaller than the Wraith, and in addition to that, it's also shorter. And then, the Rolls-Royce Wraith seats two more passengers than the Porsche 911 Coupe R. Among similarities are the body structure and market segment.