Roth 401(k) vs. Traditional 401(k) This calculator compares employee contributions to a Roth 401(k) and a traditional 401(k). 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 Are You Prepared for an Estate Tax Sunset? The federal estate tax exemption sunsets in 2025. Learn more about what to do to make the most of the higher threshold. How to Make the Tax Code Work for You When you take the time to learn more about how it works, you may be able to put the tax code to work for you. The Cost of Procrastination Procrastination can be costly. When you get a late start, it may be difficult to make up for lost time.