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 Preparation is the Key to Retirement The simplest ideas can sometimes make a massive difference over time. Enjoy this brief video to learn more. Life and Death of a Twenty Dollar Bill How long does a $20 bill last? Earnings for All Seasons Earnings season can move markets. What is it and why is it important?