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 Four Really Good Reasons to Invest There are four very good reasons to start investing. Do you know what they are? Five Most Overlooked Tax Deductions Five overlooked tax deductions to help manage your tax bill. How to Invest in LGBTQ+ Friendly Companies This article allows those who support LGBTQ+ interests to explore the possibilities of Socially Responsible Investing.