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 A Taxing Story: Capital Gains and Losses Understanding how capital gains are taxed may help you refine your investment strategies. Acres of Diamonds In life it often happens that the answers to our most pressing questions are right in our own backyards. Financially Savvy at Six Figures Help your clients with these practical steps to make the most of their six-figure income.