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. Related Content Tips for Improving Your Financial Health into Retirement Here are ten key steps to help improve your financial health and make the most of your retirement years. Impact of Taxes and Inflation Estimate the potential impact taxes and inflation can have on the purchasing power of an investment. The Value of Insuring Against Life’s Risks Building wealth requires protection from the forces of wealth destruction.