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 Question Thank you! Oops! Related Content What's My Potential Estate Tax? This calculator helps estimate your federal estate tax liability. The Power of Compound Interest Learn how to harness the power of compound interest for your investments. The Big Picture–Earnings Preview Here are some insights on how the Q2 Earnings Report could shape up.