Utopia will be the last of the Oasis-class ships with Royal Caribbean. This is the first Icon-class cruise ship and will be the largest cruise ship in the world at over 250,000 gross tons. The cruise line has ships that can vary from 73,000 gross tons (Vision Class), to the Oasis class that are 225,000+ gross tons. This list of Royal Caribbean ships will start with the newer ships and end with the oldest Royal Caribbean ship. We also sorted every cruise ship by size if you’d like to see which ships are the largest in the fleet. The oldest Royal Caribbean ship is Grandeur of the Seas which was built in 1996. What is the newest Royal Caribbean ship? Wonder of the Seas, an Oasis-class ship launched in 2022, is the latest ship to be built and added to service with the cruise line.