Q. What is the mileage of Hyundai i20 N Line?

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

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

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

Braking wastes energy, reduces momentum and requires more fuel as you accelerate again. Here's a smart guide to driving efficiently by minimising braking

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