Symphony of the Seas

How big it is
- Launched
- 2018
- Gross tons
- 230,000
- A measure of enclosed volume, not weight.
- Guests
- 5,400
- With two guests to a cabin
- Crew
- 2,394
- Gross tons per guest
- 42.6
- Typical of large modern ships.
- Guests per crew member
- 2.3
- Typical for a large ship.
Staterooms on Symphony of the Seas
The 39 categories Symphony of the Seas sails with.
Interior8 categories

Interior - Guarantee
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Interior
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Connecting Interior
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Interior with Virtual Balcony
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Central Park View Interior
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Promenade View Interior
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Interior Quad Guaranteed
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Spacious Interior
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Ocean view5 categories

Ocean View - Guarantee
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Ocean View
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Ocean View Quad Guaranteed
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Outside
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Ultra Spacious Ocean View
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Balcony11 categories

Balcony Stateroom - Guaranteed
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Neighborhood Balcony - Guarantee
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Central Park View Balcony
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Ocean View Balcony
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Boardwalk View Balcony
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Oceanview Balcony
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Ocean View with Large Balcony
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Balcony
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Guarantee Neighbourhood Balcony Quad
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Ocean View Balcony Quad Guaranteed
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Ultra Spacious Ocean View with Large Balcony
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Suite15 categories
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Suite - Guarantee
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Junior Suite
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Sky Junior Suite
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Grand Suite - 1 Bedroom
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Crown Loft Suite
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Owner’s Suite - 1 Bedroom
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Grand Suite - 2 Bedrooms
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Spacious AquaTheater Suite - 1 Bedroom
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AquaTheater Suite with Large Balcony - 2 Bedrooms
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Spacious Aqua Theater Suite with Large Balcony - 2 Bedrooms
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Star Loft Suite
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Ultimate Family Suite
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Royal Loft Suite
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Deluxe
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Villa Suite - 4 Bedrooms
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Symphony of the Seas deck plans
Deck-by-deck layouts for Symphony of the Seas, straight from the line. Useful once you know roughly which cabin you want — open a deck to see where everything sits.
Browse all 15 decks15 decks
Deck 03(03)
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Open zoomable viewDeck 05(05)
Open zoomable viewDeck 06(06)
Open zoomable viewDeck 07(07)
Open zoomable viewDeck 08(08)
Open zoomable viewDeck 09(09)
Open zoomable viewDeck 10(10)
Open zoomable viewDeck 11(11)
Open zoomable viewDeck 12(12)
Open zoomable viewDeck 14(14)
Open zoomable viewDeck 15(15)
Open zoomable viewDeck 16(16)
Open zoomable viewDeck 17(17)
Open zoomable viewDeck 18(18)
Open zoomable view
Symphony of the Seas is the fourth Oasis-class ship — the neighborhood concept with laser tag, more entertainment, and 6,680 guests
Symphony of the Seas (2018) is the fourth Oasis-class Royal Caribbean ship and was the largest cruise ship in the world at launch. At approximately 6,680 guests, Symphony carries the Oasis-class seven-neighborhood concept — Central Park, Boardwalk, Royal Promenade, Pool and Sports Zone, Youth Zone, Entertainment Place, and Vitality Spa — with additions that distinguish it from its predecessors: laser tag (Battle for Planet Z), a dedicated escape room, Sugar Beach specialty restaurant, and The Perfect Storm waterslides alongside the earlier class's amenities. Symphony operates Caribbean itineraries.
Symphony of the Seas arrived in 2018 as Oasis-class version four, with a brief to add entertainment programming that the previous three ships had demonstrated a market for. The core seven-neighborhood structure is unchanged: Central Park with its real trees and flowering plants, the Boardwalk with its AquaTheater and carousel, the Royal Promenade running four decks high with bars and shops, and the Youth Zone with its children's programming infrastructure. What changed is the layer of activity options above that foundation.
Battle for Planet Z is the laser tag installation in the Sports Zone — a full themed laser tag arena with team play on multiple levels. It operates on a reservation basis, runs through sea days and select port days, and occupies a permanent space rather than the improvised versions that some ships set up temporarily. The dedicated physical space is the differentiator from how other ships approach the concept. The escape room — a fully designed narrative puzzle experience — follows the same logic: a permanent installation with a running story rather than a portable kit.
The AquaTheater's dive show, Central Park's 150 Central Park restaurant, and the Ultimate Abyss dry slide are carried over from earlier Oasis-class ships. Sugar Beach — a candy-themed restaurant — was added to Symphony and subsequently appeared on other ships in the fleet. Broadway entertainment on Symphony has included Hamilton and Hairspray, which represent the top licensing tier for cruise ship entertainment programming.
Symphony's specialty dining program covers the Oasis-class breadth: Wonderland (avant-garde tasting menu), Chops Grille steakhouse, Jamie's Italian, Izumi, 150 Central Park, and more. The dining scope on an Oasis-class ship exceeds what any other class in the Royal Caribbean fleet offers; the breadth reflects the ship's scale and the revenue structure of a 6,680-guest sailing.
The guest who fits Symphony of the Seas: families who want the maximum activity and entertainment catalog in the Royal Caribbean fleet, including the additions that Symphony made to the Oasis-class template. Guests who want the Oasis-class experience with the most current entertainment lineup. The honest note: at 6,680 guests, Symphony is the size where the ship becomes the destination. Guests whose primary interest is the Caribbean port experience rather than the ship experience itself may find the scale works against their priorities.