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 Disability and Your Finances In the event of an unforeseen accident or illness, disability insurance may be a good way to protect your income and savings. Comparing Mortgage Terms Estimate the total cost in today's dollars of various mortgage alternatives. Creating your stream of guaranteed retirement income Your life doesn't stop when your career does. The one thing you don't want to stop, is your paycheck.