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 The Latte Lie and Other Myths Check out this video to begin separating fact from fiction. Earnings for All Seasons Earnings season can move markets. What is it and why is it important? 9 Facts About Social Security There are things about Social Security that might surprise you.