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 Choosing a Retirement Plan that Fits Your Business To choose a plan, it’s important to ask yourself four key questions. 5 Benefits of Working in Retirement Here are 5 reason why you may consider working through retirement. What Is My Current Cash Flow? Assess whether you are running “in the black” or “in the red” each month.