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 Saving for College 101 Here’s a crash course on saving for college. Filing Final Tax Returns for the Deceased The federal government requires deceased individuals to file a final income tax return. Women on the Rise Explore the growing influence women wield over the economy with this handy infographic.