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 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. Ask a Financial Professional: I Got a Big Raise. Now What? You got a pay raise – what should you do with it? Find tips on how to avoid tax surprises and lifestyle creep, and why paying How Solid is Your Offensive Line? As quarterback of your life, here’s a fun way to think about protecting your financial future.