These two Bentley Flying Spur models are two types of the same model with one major difference, the modifications. First of all, the 2017 Bentley Flying Spur has a more powerful engine than the 2017 Bentley Flying Spur V8 S, and it gets 1 fewer mile on a gallon of fuel. Among similarities are the body structure, market segment, starting price, ground shadow size, height, and maximum occupancy.