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 Debt Stress There’s a link between debt and stress. Acres of Diamonds In life it often happens that the answers to our most pressing questions are right in our own backyards. Social Security Benefits: How Much Will I Receive Calculating your potential Social Security benefit is a three-step process.