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 Message Thank you! Oops! Related Content Potential Income from an IRA Estimate your monthly and annual income from various IRA types. Helpful Retirement Strategies for Women Learn how to address the challenges that women face when planning for retirement. Questions to Ask About Medicare Take the guesswork out of your IEP or SEP with this helpful article.