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 Questions to Ask About Medicare Take the guesswork out of your IEP or SEP with this helpful article. Volunteering in Retirement For many, retirement includes contributing their time and talents to an organization in need. Retiree Health Care Coverage Overseas Retirees traveling abroad need to know that their health insurance travels with them.