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 Message Thank you! Oops! Related Content Understanding Equity Compensation Net Unrealized Appreciation and how it affects tax responsibilities. What Do Your Taxes Pay For? Here's a breakdown of how the federal government spends your tax money. Contributing to an IRA? Determine if you are eligible to contribute to a traditional or Roth IRA.