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 Smart Wedding Registry Ideas The start of marriage should be all love–not debt. How Stocks Work Understanding how a stock works is key to understanding your investments. Women on the Rise Explore the growing influence women wield over the economy with this handy infographic.