Which BMW car has highest mileage?

BMW 5 SeriesBMW 5 Series mileage starts at 15.01 kmpl and goes up to 20.37 kmpl....BMW 5 Series Mileage.Fuel TypeTransmissionARAI MileageDiesel (1995 cc)Automatic (Torque Converter)20.37 kmplDiesel (2993 cc)Automatic (Torque Converter)17.42 kmpl1 more rowBMW 5 Series Mileage - 5 Series Petrol, Diesel Mileage - CarWale