Maruti Suzuki Nexa Baleno is the most fuel-efficient car in its class. The mileage of Baleno ranges between 20 to 27 km/l depending on the variants & transmission and driving roads & conditions. As per ARAI, the mileage of Baleno Manual Transmission in petrol variants is approx. 22km/lt and for Automatic Transmission Petrol variants it is around 18 kmpl whereas the diesel Baleno variant gives a mileage of 25 kmpl. Baleno Rs gives a mileage of 21.10 kmpl.