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 Question Thank you! Oops! Related Content When Markets React When markets shift, experienced investors stick to their strategy. Put It in a Letter A letter of instruction provides additional and more personal information regarding your estate. 5 Benefits of Working in Retirement Here are 5 reason why you may consider working through retirement.