Comparing Investments This calculator compares the net gain of a taxable investment versus a tax-favored one. 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 Potential Income from an IRA Estimate your monthly and annual income from various IRA types. RE: Retirement How does your ideal retirement differ from reality, and what can we do to better align the two? Estimate Your RMD Help determine the required minimum distribution from an IRA or other qualified retirement plan.