Q. What is the mileage of BMW X7?

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

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

If you are looking for good economy, buying the right car is the most important decision you can take

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

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