Q. Compare Elite i20 with i10 Sports model in terms of mileage and other special features.

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

Clean aero is as important for fuel efficiency as it is for performance in a straight line. We tell you more about how it helps in the former case

The type of engine oil can make a huge difference to the fuel economy of your car. Here's a guide to pick the right oil

Unnecessary idling gets you nowhere and burns fuel in the process. Here's ways to avoid that