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 Replacing Your Medicare Card Learn how to replace your lost, stolen, or damaged Medicare card in this helpful article. How Income Taxes Work A quick look at how federal income taxes work. Mutual Funds vs. ETFs Exchange-traded funds have some things in common with mutual funds, but there are differences, too.