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 Tax-Loss Harvesting: A Tax Strategy to Consider Not every investment will be a winner, but a strategy called tax-loss harvesting can potentially lower your tax bill. Retirement and Quality of Life Asking the right questions about how you can save money for retirement without sacrificing your quality of life. Saving Early & Letting Time Work For You The earlier you start pursuing financial goals, the better your outcome may be.