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 Your Portfolio Even low inflation rates can pose a threat to investment returns. Earnings for All Seasons Earnings season can move markets. What is it and why is it important? Should I Pay Off Debt or Invest? This calculator will help determine whether you should invest funds or pay down debt.