These two Bentley Continental GT models are two variations of the same model with one major difference, the modifications. First of all, the 2016 Bentley Continental GT Coupe V8 S is priced $28,700 lower compared to the base MSRP of the 2016 Bentley Continental GT Coupe Speed. Also, the 2016 Continental GT Coupe Speed has a more powerful engine than the 2016 Continental GT Coupe V8 S, and it gets 3 fewer miles on a gallon of fuel. Among similarities are the body structure, market segment, ground shadow size, height, and maximum occupancy.