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 Retirement Savings Essentials in your 30s Your 30s are the best time to set yourself up for retirement savings success. Here are strategies to help you. 10 Scary Facts About Retirement While you’re exploring the new opportunities the next phase in your life offers, these shocking facts add a healthy dose of reality to your retirement planning. Understanding Marginal Income Tax Brackets An inside look at how marginal income tax brackets work.