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 Retiring Wild: National Parks and You Get ready to enjoy America’s national park system with this helpful article. Making Your Tax Bracket Work Have you explored all your options when it comes to managing your taxable income? Finding the Balance The sandwich generation faces unique challenges. For many, meeting needs is a matter of finding a balance.