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 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. What's So Great About a Rollover? Making a career move requires tough decisions, not the least of which is what to do with the funds in your retirement plan. The Real Cost of a Vacation Home What if instead of buying that vacation home, you invested the money?