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 Message Thank you! Oops! Related Content Women on the Rise Explore the growing influence women wield over the economy with this handy infographic. Federal Income Tax Use this calculator to estimate your income tax liability along with average and marginal tax rates. Are You Ready for Your Portfolio to Make a Difference? Learn about the rise of Impact Investing and how it may benefit you.