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 Estate Strategies of the Rich and Famous The examples of famous celebrities underline the need for a clear estate strategy. How Income Taxes Work A quick look at how federal income taxes work. Mortgages in Retirement Explore the benefits and drawbacks to paying off your mortgage prior to retirement with this article.