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Royal Caribbean’s, Odyssey Of The Seas Size And Capacity

In this article we are going to look at Royal Caribbean’s Odyssey Of The Seas Size, and facts about this stunning groundbreaking ship.

Odyssey of the Seas was launched in 2021 as the second in the Quantum Ultra Class behind Spectrum of the Seas which was launched in 2019. Quantum Ultra Class ships hold between 5,510 and 5,662 passengers and take everything wonderful from Quantum class with a few changes along the way.

Some of the differences being the addition of the SkyPad to Quantum Ultra Class Ships. Even though both classes ships are of a similar size, Quantum Ultra ships hold more passengers. The Seaplex is a huge pull for Quantum and Quantum Ultra Ships, especially for sporty families.

View of the Seaplex looking across to Playmakers On Odyssey Of The Seas

Odyssey Of The Seas Size, How Big Is She?

Odyssey of the Seas is 167,704 Gross Ton, 1,138 feet long and 135 feet wide. Gross Ton is the calculation used to measure a ship’s internal volume. Thus gross tonnage is calculated based on the volume of all of the enclosed spaces of the ship.

Royal Caribbean’s, Odyssey of the Seas cruises at a speed of 22 knots. Knots are how speed is measured at sea and equal to one nautical mile per hour. Thus, if a ship is sailing at 22 knots it is traveling as fast as a land vehicle traveling at just over 25 mph.

Royal Caribbean Ships By Class

Facts About Odyssey Of The Seas

Odyssey Of The Seas has a total of

  • 16 decks, 14 of those are passenger decks. The other 2 decks are service and crew deck.
  • These decks are service by 17 guest elevators
  • And a whopping 34 staircases, thats counting continuous staircases, not by each floor.
  • Odyssey Of The Seas has 125 suites and a dedicated suite deck, lounge and restaurant.
  • She took 3 and a half years to build at a cost of over $1 Billion.

Activities You Will Find On Odyssey Of The Seas

Odyssey of the Seas is a huge exciting ship with so much going on. To give you an idea, these are some of the activities you will find on board. Also check out our in-depth post on Odyssey of the Seas and our dining guide.

  • Seaplex
  • Playmaker Sports Bar & Arcade
  • Sky Pad
  • North Star
  • Ripcord by IFLY
  • Ar Experiences
  • Basketball Court
  • Bumper Cars
  • Casino Royale
  • Conference Space
  • Flowrider
  • Indoor & Outdoor Activity Complex
  • Laser Tag: Clash for The Crystal City
  • Library
  • Music Hall
  • Outdoor Movie Screen
  • Pools
  • Rock Climbing Wall
  • Royal Theatre
  • Solarium
  • TWO70
  • Virtual Adventure Zone
  • Vitality Spa & Fitness Center
The lime and coconut on Odyssey of the Seas, and Odyssey Of The Seas Size

Is Odyssey Of The Seas Bigger Than Wonder Of The Of The Seas?

No Wonder of the Seas is a LOT bigger than Odyssey of the Seas. This comparison chart highlights just how much bigger! Also check out our Royal Caribbean Ships by Size article if you like ship comparison charts.

ShipCrewPassengers At
Double Capacity
Passengers At
Full Capacity
LengthWidthGross Tons
Odyssey Of The Seas1,6634,198 5,5101,138ft135ft167,704
Wonder Of The Of The Seas2,3005,7346,9881,188ft210ft236,857 
What are the largest cruise ships in the world
Wonder Of The Seas, The Biggest Cruise Ship In The World

What Is The Passenger Capacity On Odyssey Of The Seas?

Odyssey Of The Seas has 2,105 cabins which can hold 4,198 guests at double occupancy and up to 5,510 passengers at full capacity, full capacity means when every cabin is full whether its 4, 6 or 8 berth.

Crew Ratio

There are around 1633 crew onboard Odyssey of the Seas. Thus meaning the crew ratio at at full capacity is 1:3.3 or if sailing at double capacity that ratio goes down to 1:2.5.


Odyssey of the Seas is currently the 6th biggest Royal Caribbean ship in the fleet, she has so much to offer and is particularly appealing to sporty families. However with that huge solarium situated at the back of the ship, she has something to suit everyone.

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