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 Question Thank you! Oops! Related Content Understanding the SECURE Act 2.0 A timeline covering a few of the major provisions of the SECURE Act 2.0. Estate Strategies of the Rich and Famous The examples of famous celebrities underline the need for a clear estate strategy. Retirement Income and the Traditional Portfolio Experiencing negative returns early in retirement can potentially undermine the sustainability of your assets.