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 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 Fruitful Retirement: Social Security Benefit Taking your Social Security benefits at the right time may help maximize your benefit. Pay Yourself First It sounds simple, but paying yourself first can really pay off.