Tata Nano GenX has a fuel tank capacity of 15 liters. Carrying a miniscule fuel tank capacity of 15 litres is the world's smallest car, Tata Nano. The car is available in 5 variants wherein, 4 run on petrol and 1 on CNG cum petrol with impressive mileage figures of 25.4 Kmph (petrol) and 36 Km/Kg, respectively.
Tata Nano the mileage of Tata Nano Manual Transmission Petrol Variant is 18 kmpl, for CNG Variant is 18 kmpl. Automatic Transmission Petrol Variant is 20 kmpl. However, our Tata Nano Road Test on highway gave a mileage of 22 kmpl for Petrol