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 What Can a Million Dollars Buy You? $1 million in a diversified portfolio could help finance part of your retirement. What Can You Buy With 529 Distributions? This article can be a helpful guide when begin preparing for education expenses. Should I Invest in Gold? Learning more about gold and its history may help you decide whether it has a place in your portfolio.