Contributing to an IRA? Determine if you are eligible to contribute to a traditional or Roth IRA. 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 Roth 401(k) vs. Traditional 401(k) This calculator compares employee contributions to a Roth 401(k) and a traditional 401(k). Retirement Redefined Around the country, attitudes about retirement are shifting. How Retirement Spending Changes With Time It can be difficult for clients to imagine how much they’ll spend in retirement. This short, insightful article is useful.