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 Bucket Plan to Go with Your Bucket List A bucket plan can help you be better prepared for a comfortable retirement. Will Power Preparing for the eventual distribution of your assets may not sound enticing. But a will puts the power in your hands. How Will Working Affect Social Security Benefits? Knowing the rules may help you decide when to start benefits.