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 Protecting Those Who Matter Most The importance of life insurance, how it works, and how much coverage you need. Understanding the Basics of Medigap Policies Important as it is, Medicare does not cover the full range of health-care expenses you may experience in your golden years. A Look at Whole Life Insurance Whole life insurance remains in force as long as you remain current with premiums. Here's how it works.