Q. I am planning to buy second hand polo 2014 highline diesel model in 3.40 lacks. But confuse between polo and swift? I need your assistance which car is best to buy petrol or diesel? Does polo car diesel give good mileage if I install CNG? Give me your opinion which car will be best to buy now a days in economic range?

Clutch action can save you fuel. How? Find out

Tips on using your air conditioner efficiently and much more can be found in this guide to improve fuel economy

Drag or wind resistance is the main cause of high fuel consumption. Learn how to save fuel by driving behind a larger vehicle and using your vehicle's inertia to move ahead without using fuel

Weight is the biggest enemy of fuel economy. The basic rule to save fuel is travelling light. But there's more to it than just that. You can start by purchasing a car that weighs the least

A start-stop system turns your engine off when you are stationary and saves you fuel in the process. Here's more on how you can improve fuel economy by using start stop systems