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 RE: Retirement How does your ideal retirement differ from reality, and what can we do to better align the two? Why Everyone Needs an Estate Strategy Do you have an estate strategy? You should. What Can a Million Dollars Buy You? $1 million in a diversified portfolio could help finance part of your retirement.