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 Required Reading: The Economic Report of the President The Economic Report of the President can help identify the forces driving — or dragging — the economy. Safeguard Your Digital Estate If you died, what would happen to your email archives, social profiles and online accounts? Do You Owe The AMT? If you want to avoid potential surprises at tax time, it may make sense to know where you stand when it comes to the AMT.