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 Message Thank you! Oops! Related Content Social Security: Five Facts You Need to Know Here are five facts about Social Security that are important to keep in mind. Managing the Risk of Outliving Your Money Steps to help you sustain and grow your retirement savings. Best-Performing Asset Classes Bonds may outperform stocks one year only to have stocks rebound the next.