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! Test Your Investment Knowledge! How much do you know about investing? Take our quiz and find out instantly. First Name Last Name Email Address Thank you! Oops! Related Contents Making Your Tax Bracket Work Have you explored all your options when it comes to managing your taxable income? Tax Rules When Selling Your Home The tax rules governing profits you realize from the sale of your home have changed in recent years. Social Security Taxes Estimate how much of your Social Security benefit may be considered taxable.