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 | Related Content Choosing a Retirement Plan that Fits Your Business To choose a plan, it’s important to ask yourself four key questions. How to Get Your Finances Ready for Retirement Everyone has a vision of their retirement in their heads. Encore Careers: Push Your Boundaries Ready for retirement? Find out why many are considering encore careers and push your boundaries into something more, here.