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 How to Retire Early Retiring early sounds like a dream come true, but it’s important to take a look at the cold, hard facts. The History of Currency Currency has been around for a long time. Here’s a quick history lesson. Navigating Retirement Pitfalls Why are they made again and again? Making sense of these errors in judgement.