Liberty of the Seas is of the same size at the Freedom of the Seas. It entered into regular service in May 2007 and is a 15 decks cruise ship with a capacity of 3,634. It cruise at a speed of 21.6 knots (40 km/hr).
Independence of the Seas is operated by the Royal Caribbean cruise line and entered service in April 2008. The 15-deck ship can accommodate 4,370 passengers served by 1,360 crew. She is 1,112 feet (339 m) long, and cruises at 21.6 knots (40.0 km/hr).