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 Retirement Realities Many pre-retirees can become focused on the “ideal” retirement, but turning that dream into a reality can be tricky. Contributing to an IRA? Determine if you are eligible to contribute to a traditional or Roth IRA. Once Upon a Goal Do you know how to set up your financial goals for success? This knight does.