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 Question Thank you! Oops! Related Content Retirement Questions That Have Nothing to Do With Money Things to consider before retirement. What Can a Million Dollars Buy You? $1 million in a diversified portfolio could help finance part of your retirement. The 12 Steps to Living Confidently: Smart Debt Decisions Here’s how you can distinguish the difference between healthy and unhealthy debt, and prevent debt from leading stress.