I want

Start small saving from today itself. After few years amount will be accummulated and then you can purchase a car as per your choice. Otherwise you will be thinking for the years and will not be able to buy. About the brand, when your money is ready then you can choose as per latest brand available in the market. Every year there are lot of companies are comming with new product. So this time need not to worry about brand.

You should try to get a credit from a bank. I should now first where do you live. In some country having a car is quite a big luxury in other is the most normal thing.