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 5 Benefits of Working in Retirement Here are 5 reason why you may consider working through retirement. The Pros and Cons of an NUA Strategy Learn the advantages of a Net Unrealized Appreciation strategy with this helpful article. Retirement Realities Many pre-retirees can become focused on the “ideal” retirement, but turning that dream into a reality can be tricky.