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 An Inside Look at Retirement Living A number of questions and concerns need to be addressed to help you better prepare for retirement living. What Can a Million Dollars Buy You? $1 million in a diversified portfolio could help finance part of your retirement. Does Your Child Need to File an Income Tax Return? When your child has income, there’s a good chance that he or she will need to report it and pay taxes.