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 Should I Invest in Gold? Learning more about gold and its history may help you decide whether it has a place in your portfolio. Estimating the Cost of College This worksheet can help you estimate the costs of a four-year college program. 4 Steps to Protecting a Child with Disabilities Planning for a child with special needs can be complicated, confusing, and even overwhelming.