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 Navigating Retirement Pitfalls Why are they made again and again? Making sense of these errors in judgement. Assess Life Insurance Needs How to help determine life insurance needs to provide for your family after you pass away. Should You Tap Retirement Savings to Fund College? There are three things to consider before dipping into retirement savings to pay for college.