Carbike360 comprehensive Porsche Panamera G3 and Mercedes-Benz Maybach S-Class S 680 4MATIC comparison based on the price, specification, fuel efficiency, features and more. Porsche Panamera G3 comes with a price of ₹1.70 Cr and Mercedes-Benz Maybach S-Class S 680 4MATIC is priced at ₹3.48 Cr. Porsche Panamera G3 equipped with 2894 cc, 6 Cylinders In V Shape, 4 Valves/Cylinder, DOHC engine whereas Mercedes-Benz Maybach S-Class S 680 4MATIC has5980 cc, 12 Cylinders In V Shape, SOHC