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 Saving for College 101 Here’s a crash course on saving for college. The Financial Literacy Crisis Many Americans are operating their personal finances with only the barest minimum of knowledge. Personal Finance Calendar Use this handy calendar to remember the year’s most important financial dates.