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 How Stocks Work Understanding how a stock works is key to understanding your investments. Estate Management 101 A will may be only one of the documents you need—and one factor to consider—when it comes to managing your estate. Safeguard Your Digital Estate If you died, what would happen to your email archives, social profiles and online accounts?