What is the mileage of Mercedes-Benz E-Class 2017-2021 on highways and City?

Mercedes-Benz E-Class diesel version has mileage of 9.0 kmpl in city and 13.0 kmpl on highways, while petrol version gives the mileage of 8.0 kmpl in city and 12.0 on highways, whereas AMG variant of Mercedes-Benz E-Class gives the fuel economy of 4.5 kmpl in city and 8.5 kmpl on highways.