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 Five Most Overlooked Tax Deductions Five overlooked tax deductions to help manage your tax bill. Deciding When to Take Social Security One of the most common questions people ask about Social Security is when they should start taking benefits. Mastering Mobile Lingo Do you understand these common mobile slang terms?