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 Traditional vs. Roth IRA One or the other? Perhaps both traditional and Roth IRAs can play a part in your retirement plans. A Primer on Irrevocable Life Insurance Trusts Irrevocable life insurance trusts can be important tools that may accomplish a number of estate objectives. Comparing Mortgage Terms Estimate the total cost in today's dollars of various mortgage alternatives.