A CRUISER is a type of warship that is typically larger than a DESTROYER and smaller than a battleship. Cruisers are usually armed with a variety of weapons, including torpedoes, guns, and missiles. Destroyers are a type of warship that is typically smaller than a CRUISER and larger than a frigate. Destroyers are usually armed with a variety of weapons, including torpedoes, guns, and missiles. They are also equipped with advanced radar and sonar systems to detect enemy vessels.