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Spectrum of the Seas
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// CRUISE LINE
Royal Caribbean

Spectrum of the Seas

Quantum-Ultra Class · Royal Caribbean Cruise Line

BUILT
2019
Refit NA
SIZE
169,379 GT
1,139 ft length
CAPACITY
4,180
guests · 1,551 crew
DECKS
14
passenger decks
CALL SIGNC6DQ5
MMSI311000749
IMO9778856
FLAGBahamas

// ABOUT THE SHIP

About the Ship

Spectrum of the Seas is a Quantum-Ultra-class cruise ship operated by Royal Caribbean Cruise Line, originally launched in 2019 (7 years ago). She is one of 31 active ships in the Royal Caribbean fleet and sails alongside her sister ship, the Odyssey of the Seas. The ship underwent her most recent renovation in NA, which included updates to onboard features and spaces.

At 169,379 gross tons and 1,139 feet (347 meters) long, the Spectrum of the Seas is larger than the Royal Caribbean fleet average of 1,085 feet. The ship spans 14 passenger decks (Deck 2 through Deck 16) with a beam of 135 feet and a draft of 29 feet. Originally built at an estimated cost of $940 million, the ship is flagged in Bahamas.

The Spectrum of the Seas accommodates up to 4,180 guests. There are 2,142 staterooms onboard, averaging roughly 2 guests per cabin at full occupancy. A crew of approximately 1,551 keeps the ship running, resulting in a passenger-to-crew ratio of 2.7:1.

Onboard the Spectrum of the Seas, guests can choose from 77 venues including 20 dining options, 8 bars and lounges, 37 activities. The casino is located on Deck 3 and the buffet can be found on Deck 14. The current cruise director is Bonnie Bai, overseeing all entertainment and guest activities.

Cruises on the Spectrum of the Seas currently start from $90 per night. Browse all available Spectrum of the Seas sailings to compare dates, itineraries, and cabin prices.

// DECK PLANS

Deck Plans – 14 Decks to explore

Spectrum of the Seas spans 14 passenger-accessible decks with 2,142 staterooms and 77 onboard venues — including 37 activities, 8 bars & lounges, 20 dining, and 12 shopping. Explore every level from bow to stern using the interactive deck plans below.

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View deck plans

PASSENGER DECKS

14

guest-accessible decks

STATEROOMS

2,142

cabins across all categories

VENUES ONBOARD

77venues

BY TYPE

Activities37
Bars & lounges8
Dining20
Shopping12
// CRUISES

Spectrum of the Seas Cruises

Spectrum of the Seas offers 5 sailings in June, ranging 3-5 nights, departing from Shanghai, China, starting from $613 / guest.

June 2026
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Departure day
// CABINS

Cabins – 2,142 staterooms

Spectrum of the Seas has a total of 2,142 cabins throughout its 14 passenger decks. Those are made up of 366 Interior, 142 Ocean View, 1,487 Balcony and 147 Suite cabins. The 23 stateroom categories that make up these 4 cabin types are found below, along with counts for each.

Cabin search
INTERIOR
366cabins
5 CATEGORIES
4VInterior
143
1VInterior
126
2UInterior with Virtual Balcony
41
CIConnecting Interior
40
2WStudio Interior
16
OCEAN VIEW
142cabins
2 CATEGORIES
1NOcean View
102
3MSpacious Ocean View
40
BALCONY
1,487cabins
8 CATEGORIES
1DOcean View Balcony
577
5DOcean View Balcony
300
4DOcean View Balcony
265
1EObstructed Ocean View Balcony
162
1COcean View with Large Balcony
97
CBConnecting Ocean View Balcony
38
3COcean View with Large Balcony
36
2FStudio Ocean View Balcony
12
SUITE
147cabins
8 CATEGORIES
J4Junior Suite
79
J1Junior Suite
27
GSGrand Suite - 1 Bedroom
16
GLGrand Loft Suite
8
BYSky Balcony Suite
6
JYSky Junior Suite
5
OSOwner's Suite
4
USUltimate Family Suite
2

// SHIP CLASS

Quantum-Ultraclass

YEARS

2019–2021

AVG SIZE

169k GT

AVG LENGTH

1,139 ft

AVG CAPACITY

4,232

Royal Caribbean’s Quantum Ultra Class came in a close second in size to the Oasis ships. The innovations that come with this class, however, are huge. Included in this family of vessels are the following groundbreaking features: The North Star, RipCord Skydiving Simulator, Two70, SeaPlex and Music Hall. The Quantum Ultra Class is also the first of the fleet to experiment with Dynamic Dining. Oh, and there are robot bartenders too.

// THINGS TO DO

Things to do

Spectrum of the Seas features 65 venues across 14 decks, including 28 activity, 8 bar, 18 dining, 5 other and 6 shopping. Explore every onboard experience from dining and entertainment to pools, fitness and more.

// AGE & RENOVATIONS

Spectrum of the Seas ship age vs the fleet

Built in 2019NaN, Spectrum of the Seas is 7 years old. The fleet average age is 16 years. She is newer than 77% of the 31-ship fleet, ranking #8 from newest to oldest.

THIS SHIP

Age at a glance

BUILT

2019

7 years old today

LAST RENOVATED

NaN

N/A

FLEET AVERAGE

16 yrs

9 newer

NEWER THAN

77%

of fleet

FLEET RANK

#8

of 31

FLEET RANKING

By age, newest to oldest

#8 newest of 31 ships

Out of 31 ships in the fleet, Spectrum of the Seas ranks #8 when sorted from newest to oldest by build year.

NEWESTOLDEST

AGE BENCHMARKS

Spectrum of the Seas vs the fleet

Newest ship
-1 yrs
Spectrum of the Seas
7 yrs
Fleet average
16 yrs
Oldest ship
30 yrs

SHIP RENOVATIONS

Last major refit

LAST RENOVATED

NaN

Built in 2019, Spectrum of the Seas underwent its first major five-year class inspection and dry dock in Singapore in April 2024. The project was primarily technical, ensuring the ship met all safety and performance standards for its continued operations in the Asian market.

// SHIP SIZE

How big is Spectrum of the Seas?

Compare the Spectrum of the Seas ship size with the rest of the Royal Caribbean fleet below. Included, you'll find gross tonnage, length, and the relationship between the two graphed in the scatter plot.

Spectrum of the Seas measures 169,379 GT and 1,139 ft in length. The average size of a Royal Caribbean ship is 163k gross tons and the average ship length is 1,085 ft. Spectrum of the Seas is 4% larger and 5% longer than the average ship in the fleet.

// THIS SHIP

169k GT

SPECTRUM OF THE SEAS

// AVERAGE

163k GT

FLEET AVERAGE

// LARGEST

251k GT

HERO OF THE SEAS

// SMALLEST

74k GT

GRANDEUR OF THE SEAS

// PROPORTIONAL AREA · 31 SHIPS · TOTAL 5053K GT

Hero251K GT
Legend251K GT
Icon249K GT
Star249K GT
Utopia236K GT
Wonder236K GT
Symphony228K GT
Harmony227K GT
Oasis227K GT
Allure225K GT
Spectrum169K GT
Quantum169K GT
Ovation169K GT
Anthem169K GT
Odyssey168K GT
Freedom156K GT
Liberty154K GT
Independence154K GT
Navigator140K GT
Mariner140K GT
Explorer137K GT
Adventure137K GT
Voyager137K GT
Radiance91K GT
Jewel90K GT
Brilliance90K GT
Serenade90K GT
Enchantment83K GT
Rhapsody78K GT
Vision78K GT
Grandeur74K GT
Hero251k GT
Legend251k GT
Icon249k GT
Star249k GT
Utopia236k GT
Wonder236k GT
Symphony228k GT
Harmony227k GT
Oasis227k GT
Allure225k GT
Spectrum169k GT
Quantum169k GT
Ovation169k GT
Anthem169k GT
Odyssey168k GT
Freedom156k GT
Liberty154k GT
Independence154k GT
Navigator140k GT
Mariner140k GT
Explorer137k GT
Adventure137k GT
Voyager137k GT
Radiance91k GT
Jewel90k GT
Brilliance90k GT
Serenade90k GT
Enchantment83k GT
Rhapsody78k GT
Vision78k GT
Grandeur74k GT

EACH CIRCLE'S AREA IS PROPORTIONAL TO GROSS TONNAGE · HOVER FOR DETAILS

// CAPACITY

Passenger Capacity

The Spectrum of the Seas carries up to 4,180 guests and operates at roughly 100% capacity, so you can expect that number will accurately reflect your fellow passenger count. These guests are looked after by a crew of 1,551 staff members, representing a guest-to-crew ratio of 2.7:1. On average, Royal Caribbean ships have 3,708 guests and 1,400 crew, which works out to a fleet-average ratio of 2.6:1.

// GUESTS

4,180

at full occupancy

// CREW

1,551

international staff

// RATIO

2.7:1

service ratio

// 5,731 PEOPLE ABOARD AT FULL CAPACITY

Guests4,180
Crew1,551
EACH FIGURE = 10 PEOPLE

// CRUISE DIRECTOR

Your Cruise Director

Your Spectrum of the Seas cruise director is the heartbeat of the ship... the person responsible for onboard entertainment, activities, and guest engagement from embarkation to farewell. Think emcee, social director, and morale officer rolled into one. Here's who's current cruise director for the Spectrum of the Seas and the available schedule for past and future sailings.

Bonnie Bai

CURRENT · ONBOARD NOW

Bonnie Bai

Cruise Director

Bonnie Bai is a Royal Caribbean cruise director known for her polished delivery and strong guest communication on Asia-focused itineraries.

VIEW FULL PROFILE

// CAME ONBOARD

Jan 28, 2026

5 months ago

// ASSIGNED THROUGH

Ongoing

no end date on contract

// CRUISE DIRECTOR SCHEDULE

CURRENTPAST
JAN '26FEBMARAPRMAYJUNJUL
Bonnie Bai
Jan 28, 2026 → Present
NOW
VIEW FULL CRUISE DIRECTOR SCHEDULE

// 10 · FAQ

Frequently Asked Questions About the Spectrum of the Seas

FAQs for the Spectrum of the Seas. Here are the most popular questions asked by our community members regarding this Royal Caribbean ship.

01On which deck is the Spectrum of the Seas Casino located?

You will find the Spectrum of the Seas Casino on Deck 3 of the ship.

02On which deck is the Spectrum of the Seas buffet located?

You will find the Spectrum of the Seas buffet on Deck 14 of the ship.

03When was the Spectrum of the Seas last refurbished?

Built in 2019, Spectrum of the Seas underwent its first major five-year class inspection and dry dock in Singapore in April 2024. The project was primarily technical, ensuring the ship met all safety and performance standards for its continued operations in the Asian market.

04What is the Spectrum of the Seas ship class?

The ship belongs to the Royal Caribbean class of ships known as the Quantum-Ultra class.

05What does the Spectrum of the Seas offer in terms of things to do?

The ship features 20 restaurants, 8 bars, 37 activities, 0 shows and 12 other venues for your enjoyment. You can click on our ship deck plans or details pages for a full list of activities, sorted by feature type.

06How many decks are on the Spectrum of the Seas?

The Spectrum of the Seas has a total of 15 passenger decks. The lowest deck is Level 2. The upper most passenger deck is Level 16.

07What is the Spectrum of the Seas capacity?

We're often asked how many passengers are on the Spectrum of the Seas. The ship's capacity is 4,180. When comparing the occupancy to the average Royal Caribbean passenger capacity, you'll find that the average ship in the fleet holds 4,184 guests. Feel free to look at our graph above to see where this ship falls in line with all other live Royal Caribbean ships.

08How old is the Spectrum of the Seas?

The Spectrum of the Seas was built in 2019. Royal Caribbean includes 31 active ships. The oldest in the fleet was built in 1996 while the newest ship was built in 2027. The average Royal Caribbean ship is 16 years old and the median build date for all active ships is 2008

09Is the Spectrum of the Seas a good ship?

Each of Royal Caribbean's ships offers a unique layout with features and activities catered to all. Whether the Spectrum of the Seas is right for you will depend on your individual preferences. Do you prefer a larger or smaller ship with many or fewer guests? Are you hoping for many family activities or entertainment options for an older clientele. Our deck maps layout and activities list provide a helpful guide to what you'll find on board. Feel free to explore the see if this ship is suited towards your preferences.

10How long is the Spectrum of the Seas?

From end to end, the Spectrum of the Seas length equals 1,139 feet (347 meters). Compare that to the average ship length of all 31 active vessels in Royal Caribbean fleet, measuring 1,085 feet (331 meters). Please see our size comparison chart above to see how this ship falls in line with all other active ships in the fleet.

Researched and assembled by Gangwaze Cruise Editorial using daily-refreshed ship and fleet data.

LAST UPDATED · JUNE 11, 2026

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