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 Consider Keeping Your Life Insurance When You Retire Reasons to retain your coverage into your retirement years. The A, B, C, & D of Medicare Learn about all the parts of Medicare with this informative and enjoyable article. Bi-Weekly Payments This calculator estimates the savings from paying a mortgage bi-weekly instead of monthly.