Carbike360 comprehensive Audi Q8 e-tron 50 and Mercedes-Benz GLS 450 4MATIC comparison based on the price, specification, fuel efficiency, features and more. Audi Q8 e-tron 50 comes with a price of ₹1.15 Cr and Mercedes-Benz GLS 450 4MATIC is priced at ₹1.34 Cr. Audi Q8 e-tron 50 equipped with Not Applicable Cylinders Inline, Not Applicable Valves/Cylinder, Not Applicable engine whereas Mercedes-Benz GLS 450 4MATIC has2999 cc, 6 Cylinders Inline, 4 Valves/Cylinder, DOHC