In general, the down payment remains in between 20-30% of the on-road price of the vehicle and ROI varies between 9.25-11.5% and it totally depends on the CIBIL/Credit score of an individual. So, we\'d suggest you walk into the nearest dealership to know the final finance quotation and documentation as they will be the better person to assist you. You can click on the following link to see the details of the nearest dealership and selecting your city accordingly - Car Showrooms
As your running is on the higher side, we\'d recommend going with a diesel car instead of petrol as diesel cars use less fuel compared to their petrol counterparts resulting in cheaper running costs. Moreover, there will be diesel engines available for a longer time period and in the BS6 era as well.