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 Assess Your Life Insurance Needs This calculator estimates how much life insurance you would need to meet your family's needs if you were to die prematurely. Potential Income from an IRA Estimate your monthly and annual income from various IRA types. The Value of Insuring Against Life’s Risks Building wealth requires protection from the forces of wealth destruction.