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 Estate Management 101 A will may be only one of the documents you need—and one factor to consider—when it comes to managing your estate. Potential Income from an IRA Estimate your monthly and annual income from various IRA types. Why Medicare Should Be Part of Your Retirement Strategy How Medicare can address health care needs in your retirement strategy.