Carbike360 comprehensive BMW M2 3.0 Petrol and Audi RS5 Sportback comparison based on the price, specification, fuel efficiency, features and more. BMW M2 3.0 Petrol comes with a price of ₹1.03 Cr and Audi RS5 Sportback is priced at ₹1.13 Cr. BMW M2 3.0 Petrol equipped with 2993 cc, 6 Cylinders Inline, 4 Valves/Cylinder, DOHC engine whereas Audi RS5 Sportback has2894 cc, 6 Cylinders In V Shape, 4 Valves/Cylinder, DOHC