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. Share | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Infographic: Risks at Retirement Make a plan to take these risks off the table. Social Security Benefits: How Much Will I Receive Calculating your potential Social Security benefit is a three-step process. Take the Stage: Starting Out Start planning for their financial futures by following a few helpful guidelines.