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. Share | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content 10 Scary Facts About Retirement While you’re exploring the new opportunities the next phase in your life offers, these shocking facts add a healthy dose of reality to your retirement planning. Roth 401(k) vs. Traditional 401(k) This calculator compares employee contributions to a Roth 401(k) and a traditional 401(k). Principles of Preserving Wealth How federal estate taxes work, plus estate management documents and tactics.