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 What Is the Dividend Yield? This calculator helps determine your pre-tax and after-tax dividend yield on a particular stock. What’s Your Investment IQ? You make decisions for your portfolio, but how much do you really know about the products you buy? Try this quiz Financially Savvy at Six Figures Help your clients with these practical steps to make the most of their six-figure income.