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 Personal Finance Tips for Military Families Military families face unique challenges, making personal finance even more critical. Six Surprising Facts About Retirement Confidence This attention-grabbing infographic covers retirement topics you may not have considered. Where Will Your Retirement Money Come From? Retirement income may come from a variety of sources. Here's an overview of the six main sources.