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 How the Federal Reserve Works Each day, the Fed is behind the scenes supporting the economy and providing services to the U.S. financial system. Do Our Biases Affect Our Financial Choices? Even the most seasoned investors have biases affecting their financial choices. Why do Renters Have to Save More? How much more would retirement cost if you owned your home rather than rented? It could actually be several times less.