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 Bursting the Bubble Tulips were the first, but they won’t be the last. What forms a “bubble” and what causes them to burst? A New Way to Look at Your Bucket List Bucket lists don’t have to be for tomorrow. Leaving Your Lasting Legacy Want to do more with your wealth? You might want to consider creating a charitable foundation.