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 Question Thank you! Oops! Related Content How Women Can Prepare For Retirement Are women prepared for a 20-year retirement? Social Security Benefits: How Much Will I Receive Calculating your potential Social Security benefit is a three-step process. Protecting Your Home Against Flood Loss Protect yourself against the damage that your homeowners policy doesn’t cover.