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 401(k) Plans Are Not Just for Big Businesses Many small businesses are one person businesses. Four Really Good Reasons to Invest There are four very good reasons to start investing. Do you know what they are? As of Today, You’re Different. Help others achieve life-long financial balance with just a desire to be something different.