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 Stop Wasting Money One way to find money is to examine your current spending habits and eliminate money wasters. Estate Management 101 A will may be only one of the documents you need—and one factor to consider—when it comes to managing your estate. Forecast This short video helps explain why markets can be as unpredictable as the weather.