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 Mortgages in Retirement Explore the benefits and drawbacks to paying off your mortgage prior to retirement with this article. How Insurance Deductibles Work Knowing how insurance deductibles work can help you save money and give you peace of mind. Paying Off a Credit Card Enter various payment options and determine how long it may take to pay off a credit card.