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 Does Your Child Need to File an Income Tax Return? When your child has income, there’s a good chance that he or she will need to report it and pay taxes. What's New for Social Security? There have been a number of changes to Social Security that may affect you, especially if you are nearing retirement. Who Is Your Trusted Contact? This investment account question is vital and answered as early as possible.