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 Data Thieves from Outer Space Learn about the dangers of internet fraud with this highly educational and fun “pulp” comic. Tax Freedom Day Assess how many days you'll work to pay your federal tax liability. Estimate Your RMD Help determine the required minimum distribution from an IRA or other qualified retirement plan.