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 Roth IRA for Kids Learn about the benefits and requirements of opening a Roth IRA for kids. When Markets React When markets shift, experienced investors stick to their strategy. Gun Ownership and Your Homeowners Policy Gun owners need to make sure that their homeowners policy covers the full value of their firearm(s) as personal liability.