Q. I am planning to buy second hand polo 2014 highline diesel model in 3.40 lacks. But confuse between polo and swift? I need your assistance which car is best to buy petrol or diesel? Does polo car diesel give good mileage if I install CNG? Give me your opinion which car will be best to buy now a days in economic range?

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

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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

The world maybe round but roads are straight most of the time. Why would you constantly need to steer then? Drive straight and save fuel. Here's how...

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