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 3 Estate Challenges for Blended Families This article will help your clients with blended families think and prepare their estate strategy. A Look at Systematic Withdrawals This calculator may help you estimate how long funds may last given regular withdrawals. 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.