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 Test Your Life Insurance Knowledge How much do you know about one of the most important tools you have to help protect your and your family’s financial future? 4 Steps to Protecting a Child with Disabilities Planning for a child with special needs can be complicated, confusing, and even overwhelming. 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.