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 My Current Net Worth? Use this calculator to estimate your net worth by adding up your assets and subtracting your liabilities. Working With A Financial Professional A financial professional is an invaluable resource to help you untangle the complexities of whatever life throws at you. What Is a Roth 401(k)? Roth 401(k) plans combine features of traditional 401(k) plans with those of a Roth IRA.