Q. Which one is better Renault Kwid RXT(O) AMT or Redi GO AMT, in terms of mileage, comfort and space?

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

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

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