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 Mastering Mobile Lingo Do you understand these common mobile slang terms? Coaches Coaches have helped you your whole life, in ways big and small. We'd like to be one of them. Keeping Summer Safe: Pool and Spa Safety Tips Each year hundreds of children die or are injured in pool accidents. By taking seven steps, you can keep your pool safe.