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 Question Thank you! Oops! Related Content A New Way to Look at Your Bucket List Bucket lists don’t have to be for tomorrow. Good Health is Good Business Good employee health can be great for the company’s bottom line. Home Mortgage Deduction Use this calculator to assess the potential benefits of a home mortgage deduction.