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 Question Thank you! Oops! Related Content Comparing Mortgage Terms Estimate the total cost in today's dollars of various mortgage alternatives. Life and Death of a Twenty Dollar Bill How long does a $20 bill last? The Five Basics of Financial Literacy How literate are you when it comes to your finances? Brush up with these five basics.