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 Roth 401(k) vs. Traditional 401(k) This calculator compares employee contributions to a Roth 401(k) and a traditional 401(k). Infographic: Who Sits at Your Table? Infographic: Who Sits at Your Table? Tax-Advantaged Health Care Planning for Retirement Heading into retirement with confidence is easier if your planning includes steps to minimize taxes, especially as it relates to health care planning.