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 The Basics of Medicare Learn all about Medicare basics in this informative and insightful article. Choosing a Retirement Plan that Fits Your Business To choose a plan, it’s important to ask yourself four key questions. Infographic: While You’re Still Covered Your healthcare coverage will change in retirement. Here are things you might do before your coverage switches.