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 Fruitful Retirement: Social Security Benefit Taking your Social Security benefits at the right time may help maximize your benefit. Putting a Price Tag On Your Health Being healthy not only makes you feel good, it may also help you financially. Put It in a Letter A letter of instruction provides additional and more personal information regarding your estate.