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 Why Regular Rebalancing Makes Sense Without your knowing, your investment portfolio could be off-kilter. Creative Ways to Motivate Your Employees Five creative (and inexpensive) ideas for motivating your employees. Estate Strategies of the Rich and Famous The examples of famous celebrities underline the need for a clear estate strategy.