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. Related Content Budgeting After a Divorce Divorce is the second most stressful time in a person's life. Here's some tips to get through it. The Long Run: Women and Retirement For women, retirement strategy is a long race. It’s helpful to know the route. Extended Care: A Patchwork of Possibilities What is your plan for health care during retirement?