Should I Buy or Lease an Auto? This calculator compares the financial impact of leasing versus buying an automobile. 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 A Look at Diversification Diversification is an investment principle designed to manage risk, but it can't prevent against a loss. Annuity Comparison This calculator compares a hypothetical fixed annuity with an account where the interest is taxed each year. The History of Currency Currency has been around for a long time. Here’s a quick history lesson.