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 Social Security: By the Numbers Here are five facts about Social Security that might surprise you. Retirement Traps to Avoid Beware of these traps that could upend your retirement. Test This is Public Facing Description of our test article. Enjoy!