[ninty]

[quote:fbd22]In the 110 minutes of the attack on Pearl Harbor, our forces suffered 2,403 killed in action, 1,178 wounded in action, 640 that were never accounted for; plus, 188 planes lost, 158 damaged, and every battleship of the Pacific Fleet, eight, crippled or sunk plus other ships[/quote:fbd22]
I don't know if that us just for US Forces or if the number includes civilian casualties as well.

VS.

[quote:fbd22]As of September 7, 2002, 3044 people were presumed dead as a result of all four September 11 attacks. This includes the World Trade Center, Pentagon, airplanes and hijackers.

[/quote:fbd22]

I'd probably have to say Peral Harbour was worse in terms of people killed, damage to property and overall badness.