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 The Economic Journey of Your Morning Coffee Few contemplate the complex journey that brought their coffee from farm to kitchen table. Bull and Bear Go To Market Learn about the difference between bulls and bears—markets, that is! What If You Get Audited? The chances of an IRS audit aren't that high. And being audited does not necessarily imply that the IRS suspects wrongdoing.