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 Do Our Biases Affect Our Financial Choices? Even the most seasoned investors have biases affecting their financial choices. What to Look for in Personal Finance Apps An increasing number have been developed to help individuals with their personal finances. How to Appeal Your Property Taxes For homeowners who think their property taxes are too high, there are ways to appeal.