Q. Which I should buy C-Class or CLA. I have to travel a lot. I think C-Class is comfortable but its mileage is less.

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

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

The science of cutting through air is paramount in achieving good fuel efficiency. Here's how knowing this science can help your ownership experience

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

The way you drive can make the difference between good fuel economy and sometimes, terrible economy. Here's how to drive to get the best out of every drop of fuel