XL Capital Ltd Announces Plans to Hold Investor Day on May 24, 2007, in New York City

HAMILTON, BERMUDA - May 07, 2007

Hamilton, Bermuda – May 7, 2007 - XL Capital Ltd (NYSE: XL) (“XL”) announced today that it intends to hold an Investor Day in New York City on May 24, 2007. The theme of XL’s Investor Day is “The Drive to Deliver Value”.Presentations will be given on XL’s strategy and operations. In addition to the presentations, analysts and investors attending the event will have the opportunity to ask questions of XL’s President and Chief Executive Officer Brian M. O’Hara and other key executives.The event’s audio webcast, including question and answer sessions, and presentation materials will be available on- line live and will be archived on XL’s website at www.xlgroup.com until June 24, 2007. Further information regarding registration is available at XL’s website or by contacting XL Investor Relations at investorinfo@xlgroup.com.XL Capital Ltd, through its operating subsidiaries, is a leading provider of insurance and reinsurance coverages and financial products and services to industrial, commercial and professional service firms, insurance companies, and other enterprises on a worldwide basis. As of March 31, 2007, XL Capital Ltd had consolidated assets of approximately $62.1 billion and consolidated shareholders’ equity of approximately $11.3 billion. More information about XL Capital Ltd is available at www.xlgroup.com.