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 Password Protection Strategies Simple steps may help you foil hackers and protect your privacy. Your Shifting Risk Tolerance Time and market performance may subtly and slowly imbalance your portfolio. Plan for retirement and keep your lifestyle Overview of key factors to consider when creating a retirement spending plan.