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 A Checklist for When a Spouse or Parent Passes An overview of some fundamental steps when a loved one passes. When Does Your Personal Car Become a Commercial Vehicle? At what point can you call a personal vehicle commercial? Silver Sneakers 101 Medicare’s popular program, offering free gym membership and health education.