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 Retirement Is a Beginning Key questions to answer when you are considering retirement. Emerging Market Opportunities What are your options for investing in emerging markets? New Retirement Contribution Limits for 2024 A look at the new, record-high retirement contribution limits from the IRS.