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 What Is a Roth 401(k)? Roth 401(k) plans combine features of traditional 401(k) plans with those of a Roth IRA. Surprise! You’ve Got Money! Here’s a quick guide to checking to see if you have unclaimed money. The Other Sure Thing Though we don't like to think about it, all of us will make an exit sometime. Are you prepared?