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 The Half Million Dollar Baby The true cost of raising a child may be far more than you expect. Pay Yourself First It sounds simple, but paying yourself first can really pay off. Social Security Benefits: How Much Will I Receive Calculating your potential Social Security benefit is a three-step process.