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. Share | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Should I Invest in Gold? Learning more about gold and its history may help you decide whether it has a place in your portfolio. The Value of Planning as Retirement Approaches Don’t wait until you’ve reached the point where you feel pressured to make major retirement decisions. Defining Your Priorities Achieving a long-term goal, like retirement, starts by taking small actions today.