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 Three Key Questions to Answer Before Taking Social Security When to start? Should I continue to work? How can I maximize my benefit? Prescription Drug Benefits Under Medicare (Part D) Do you need to enroll in Medicare Part D? Read this article to learn more about whether you need this coverage Saving Early & Letting Time Work For You The earlier you start pursuing financial goals, the better your outcome may be.