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 Message Thank you! Oops! Related Content A Penny Saved is Two Pennies Earned Here are some simple and inexpensive energy-saving tips that may help you save money. You Are Not Alone it Just Feels That Way Let’s start getting your financial priorities and attitudes in sync with model behaviors. Volunteering in Retirement For many, retirement includes contributing their time and talents to an organization in need.