What is the mileage of Hyundai Xcent on highways and City?

Hyundai Xcent gives a mileage of 18.9Kmpl and 24.4Kmpl in city and highway respectively when its a diesel. On the other hand with the 1.2 Litre Kappa it gives a mileage of 15.7Kmpl in city and 19.1Kmpl when driving on highways.