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. Share | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Medicare At 65+ 65 or older? It may be time to enroll in Medicare. Read to learn if you’re eligible. Estimating the Cost of College This worksheet can help you estimate the costs of a four-year college program. Five Ways to Help Make Your Money Last Longer Americans are living longer. But will your money keep pace? Discover retirement planning strategies to keep you covered.