Technical specifications

According to Tata Group's Chairman Ratan Tata, the Nano is a 33 PS (33 hp/24 kW) car with a 623 cc rear engine and rear wheel drive, and has a fuel economy of 4.55 L/100 km (21.97 km/L, 51.7 mpg (US), 62 mpg (UK)) under city road conditions, and 3.85 L/100 km on highways (25.97 km/L, 61.1 mpg (US), 73.3 mpg (UK)). It is the first time a two-cylinder non-opposed petrol engine will be used in a car with a single balancer shaft. Tata Motors has reportedly filed 34 patents related to the innovations in the design of Nano, with powertrain accounting for over half of them. The head of Tata Motors' Engineering Research Centre, Girish Wagh has been credited with being one of the brains behind Nano's design.

According to Tata, the Nano complies with Bharat Stage-III and Euro-IV emission standards. Ratan Tata also said, 'The car has passed the full-frontal crash and the side impact crash'.