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 Behavioral Finance An amusing and whimsical look at behavioral finance best practices for investors. What's My Potential Estate Tax? This calculator helps estimate your federal estate tax liability. A House Divided By understanding a few key concepts during a divorce, you may be able to avoid common pitfalls.