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 Surprise! You’ve Got Money! Here’s a quick guide to checking to see if you have unclaimed money. When Do You Need a Will? When do you need a will? The answer is easy: Right Now. 5 Smart Investing Principles Principles that can help create a portfolio designed to pursue investment goals.