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 What to Look for in an Extended-Care Policy Here’s a list of 8 questions to ask that may help you better understand the costs and benefits of extended-care insurance. The Lowdown on Those Free Credit Scores What’s the deal with your yearly free credit report? What Is My Life Expectancy? Estimate how many years you may need retirement assets or how long to provide income to a surviving spouse or children.