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 The Average American Budget Learn about the average American budget in this fun and interactive piece. How to Read Your Credit Report Solve a mystery while learning how important your credit report is with this story-driven interactive. Budget Check Up: Tax Time Is the Right Time Tax preparation may be the perfect time to give the household budget a check-up.