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 Message Thank you! Oops! Related Content When Do You Need a Will? When do you need a will? The answer is easy: Right Now. Five Ways to Help Make Your Money Last Longer Americans are living longer. But will your money keep pace? Discover retirement planning strategies to keep you covered. Bank on Your Good Health Chronic illness could interrupt your ability to earn a living. Tips on how to lower your risk and protect your lifestyle.