Kia Sonet (Top Model) has a 1493 cc engine, whereas Tata Nexon (Top Model) has a 1497 cc engine. The claimed mileage of the Kia Sonet (Diesel Model) is 24.1 kmpl, while the claimed mileage of the Tata Nexon (Diesel Model) is 22.4 kmpl.
The ex-showroom price of the Petrol Kia Sonet in New Delhi starts at Rs. 6,79,000 and goes up to Rs. 12,99,000 for the fully-loaded Petrol model. The base Diesel model of the Kia Sonet costs Rs. 8,25,000, whereas the Diesel top-end comes with a price tag of Rs. 13,19,000. On the other hand, Tata Nexon price in New Delhi of base Petrol variant starts at Rs. 7,09,900 and goes up to Rs. 11,46,500 for range topping Petrol model. The base Diesel model of the Tata Nexon costs Rs. 8,45,500, whereas the Diesel top-end of Tata Nexon comes with a price tag of Rs. 12,79,500.
As for the claimed fuel efficiency, the Kia Sonet base Petrol engine returns 18.4 kmpl, whereas its base Diesel counterpart gives 24.1 kmpl of fuel efficiency. The Tata Nexon base Petrol returns 17.4 kmpl, whereas its base Diesel counterpart gives 22.4 kmpl of fuel efficiency.