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 Should You Ever Retire? A growing number of Americans are pushing back the age at which they plan to retire. Or deciding not to retire at all. A Living Trust Primer Living trusts are popular, but their appropriateness will depend upon your individual needs and objectives. Social Security: Five Facts You Need to Know Here are five facts about Social Security that are important to keep in mind.