A Look at Systematic Withdrawals This calculator may help you estimate how long funds may last given regular withdrawals. 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 Should You Tap Retirement Savings to Fund College? There are three things to consider before dipping into retirement savings to pay for college. Should I Buy or Lease an Auto? This calculator compares the financial impact of leasing versus buying an automobile. A House Divided By understanding a few key concepts during a divorce, you may be able to avoid common pitfalls.