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 Question Thank you! Oops! Related Content RE: Retirement How does your ideal retirement differ from reality, and what can we do to better align the two? Choosing a Mortgage Selecting a mortgage isn't an easy process. Get a better understanding of how professionals make the right decisions. How to Make the Tax Code Work for You When you take the time to learn more about how it works, you may be able to put the tax code to work for you.