Q. Which is best mileage and comfortable driving car? My height is 6 feet 2 inch.

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

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

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

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

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