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 A Look at Systematic Withdrawals This calculator may help you estimate how long funds may last given regular withdrawals. Choosing a Business Structure Entrepreneurs all face the same question, “Which business structure should I adopt?” TIPS for Inflation If you are concerned about inflation and expect short-term interest rates may increase, TIPS could be worth considering.