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 A New Way to Look at Your Bucket List Bucket lists don’t have to be for tomorrow. Retirement Income and the Traditional Portfolio Experiencing negative returns early in retirement can potentially undermine the sustainability of your assets. Is a SEP-IRA Right for Your Business? For some, the idea of establishing a retirement strategy evokes worries about complicated reporting and administration.