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 Is a SEP-IRA Right for Your Business? For some, the idea of establishing a retirement strategy evokes worries about complicated reporting and administration. Comparing Investments This calculator compares the net gain of a taxable investment versus a tax-favored one. Choosing a Retirement Plan that Fits Your Business To choose a plan, it’s important to ask yourself four key questions.