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 Timing Your Retirement This short video illustrates the importance of understanding sequence of returns risk. New year, new beneficiary? Who will get your assets? Use this article to remind people now is a great time to review and update their beneficiaries. Your DNA Test Preparing for the unexpected can make all the difference if your family relies on your income.