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 Cycle of Investing Understanding the cycle of investing may help you avoid easy pitfalls. The Richest Man in Babylon In good times and bad, consistently saving a percentage of your income is a sound financial practice. Comparing Mortgage Terms Estimate the total cost in today's dollars of various mortgage alternatives.