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 Saving for College This calculator can help you estimate how much you should be saving for college. A House Divided By understanding a few key concepts during a divorce, you may be able to avoid common pitfalls. Comparing Mortgage Terms Estimate the total cost in today's dollars of various mortgage alternatives.