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 Message Thank you! Oops! Related Content Investing with Your Heart For some, the social impact of investing is just as important as the return, perhaps more important. Estimate Your RMD Help determine the required minimum distribution from an IRA or other qualified retirement plan. How Income Taxes Work A quick look at how federal income taxes work.