Specifications of Maruti Baleno The Maruti Baleno has 1 Petrol Engine on offer. The Petrol engine is 1197 cc . … Depending upon the variant and fuel type the Baleno has a mileage of 19.56 to 23.87 kmpl. The Baleno is a 5 seater and has length of 3995mm, width of 1745mm and a wheelbase of 2520mm.