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 Emotional vs. Strategic Decisions Information vs. instinct. Are your choices based on evidence of emotion? Test Your Life Insurance Knowledge How much do you know about one of the most important tools you have to help protect your and your family’s financial future? A Look at Systematic Withdrawals This calculator may help you estimate how long funds may last given regular withdrawals.