Interested in a Fuel Efficient Car? Estimate how many months it may take to recover the out-of-pocket costs when buying a more efficient vehicle. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content How to Conquer the World - 5 Financial Strategies for Savvy Learn more about women taking control of their finances with this infographic. How Stocks Work Understanding how a stock works is key to understanding your investments. What's New for Social Security? There have been a number of changes to Social Security that may affect you, especially if you are nearing retirement.