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! Learn How to Avoid These 6 Common Tax Errors Knowing how you need to file your taxes depends on your income and filing status, as well as which deductions and credits you can claim. In this free ebook, we share some common errors to avoid. First Name Last Name Email Address Thank you! Oops! Related Content What's So Great About a Rollover? Making a career move requires tough decisions, not the least of which is what to do with the funds in your retirement plan. How Stocks Work Understanding how a stock works is key to understanding your investments. The Long Run: Women and Retirement For women, retirement strategy is a long race. It’s helpful to know the route.