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 Traditional vs. Roth IRA One or the other? Perhaps both traditional and Roth IRAs can play a part in your retirement plans. When to Self-Insure Choosing to bear the financial burden of an adverse event is called self-insuring. Do you know what that entails? How to Make the Tax Code Work for You When you take the time to learn more about how it works, you may be able to put the tax code to work for you.