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 Question Thank you! Oops! Related Content Retirement Income and the Traditional Portfolio Experiencing negative returns early in retirement can potentially undermine the sustainability of your assets. The Three Keys to a Great Password Have fun and learn how to craft the perfect password with the help of this highly engaging infographic. The Financial Literacy Crisis Many Americans are operating their personal finances with only the barest minimum of knowledge.