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. Related Content The Cost of Medical Care Learn about the risks of not having health insurance in this informative article. How Stocks Work Understanding how a stock works is key to understanding your investments. Setting Your Family’s Financial Values Set your family's financial values; cast a vision for the future. Talk to your parents and kids. Discuss all options.