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 Question Thank you! Oops! Related Content Estimate Your Health Care Costs in Retirement Studies show that health care concerns are the top of the list for Americans planning their retirements. 7 Easy Ways to Improve Your Finances This Week Improving your financial life doesn’t have to be tedious and time-consuming. These easy actions can lead to improvements in a Federal Income Tax Use this calculator to estimate your income tax liability along with average and marginal tax rates.