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. Related Content Taxable vs. Tax-Deferred Savings Use this calculator to compare the future value of investments with different tax consequences. Estate Management 101 A will may be only one of the documents you need—and one factor to consider—when it comes to managing your estate. Lifetime of Earnings Estimate how much you have the potential to earn during your working years.