My Retirement Savings Estimate how long your retirement savings may last using various monthly cash flow rates. 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 The Great Debate Continues: Active vs. Passive In investments, one great debate asks the question, “Active or Passive Investing: Which Is Better?” Women on the Rise Explore the growing influence women wield over the economy with this handy infographic. Taxable vs. Tax-Deferred Savings Use this calculator to compare the future value of investments with different tax consequences.