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 Financial Literacy Crisis Many Americans are operating their personal finances with only the barest minimum of knowledge. The Lowdown on Those Free Credit Scores What’s the deal with your yearly free credit report? How to Bake a Pie-R-A Roth IRAs are tax-advantaged differently from traditional IRAs. Do you know how?