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 Question Thank you! Oops! Related Content Inflation and the Real Rate of Return Learn about the role of inflation when considering your portfolio’s rate of return with this helpful article. The Richest Man in Babylon In good times and bad, consistently saving a percentage of your income is a sound financial practice. Best-Performing Asset Classes Bonds may outperform stocks one year only to have stocks rebound the next.