Carbike360 comprehensive BMW M5 Competition and Mercedes-Benz AMG S 63 E Performance Standard comparison based on the price, specification, fuel efficiency, features and more. BMW M5 Competition comes with a price of ₹1.99 Cr and Mercedes-Benz AMG S 63 E Performance Standard is priced at ₹3.30 Cr. BMW M5 Competition equipped with 4395 cc, 8 Cylinders In V Shape, 4 Valves/Cylinder, DOHC engine whereas Mercedes-Benz AMG S 63 E Performance Standard has3982 cc, 8 Cylinders In V Shape, 4 Valves/Cylinder, DOHC