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 What If Your Kids Decide Against College? Rising college costs prompt students to seek alternatives; 529 account funds can be used for other education options. Dreaming Up an Active Retirement When you retire, how will you treat your next chapter? The Value of Insuring Against Life’s Risks Building wealth requires protection from the forces of wealth destruction.