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 SECURE Act 2.0: An Overview The second iteration of the SECURE Act brings forward several changes to the world of retirement. Understanding the SECURE Act 2.0 A timeline covering a few of the major provisions of the SECURE Act 2.0. The Pre-Retirement Checklist This checklist can give you a quick snapshot of how prepared you are.