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10 Biggest Cruise Ships in the World

Over the last few decades, cruise ships have dramatically grown in size. The world's first mega-cruise ship, Sovereign of the Seas (built in 1988), is just a third of the size of today's modern mega-ships.

The 4 biggest cruise ships sail under the Royal Caribbean International brand. RCI have 5 ships in the top 10 in total, with another two (Wonder of the Seas and Icon Class I) to be launched in 2022.

10 Biggest Cruise Ships in the World

1. Symphony of the Seas

Cruise line: Royal Caribbean International
Tonnage: 227,625 tonnes
Capacity: 5,400 passengers
Built: 2018
Length: 362.1 metres
Beam: 47.4 metres

Symphony of the Seas

 

2. Harmony of the Seas

Cruise line: Royal Caribbean International
Tonnage: 227,625 tonnes
Capacity: 5,400 passengers
Built: 2016
Length: 362.1 metres
Beam: 47.4 metres

 Harmony of the Seas

 

3. Allure of the Seas

Cruise line: Royal Caribbean International
Tonnage: 220,000 tonnes
Capacity: 5,400 passengers
Built: 2010
Length: 362 metres
Beam: 47 metres

Allure of the Seas

 

4. Oasis of the Seas

Cruise line: Royal Caribbean International
Tonnage: 220,000 tonnes
Capacity: 5,400 passengers
Built: 2008
Length: 361.6 metres
Beam: 47 metres

Oasis of the Seas

 

5. Mardi Gras

Cruise line: Carnival Cruise Lines
Tonnage: 183,900
Capacity: 5,200 passengers
Built: 2021
Length: 337 metres
Beam: 42 metres

Mardi Gras

 

6. Iona

Cruise line: P&O Cruises
Tonnage: 183,900 tonnes
Capacity: 5,200 passengers
Built: 2020
Length: 337 metres
Beam: 42 metres

Iona

 

7. AIDAnova

Cruise line: AIDA Cruises
Tonnage: 183,900 tonnes
Capacity: 5,000 passengers
Built: 2018
Length: 337 metres
Beam: 42 metres

AIDAnova

 

8. Costa Smeralda

Cruise line: Costa Cruises
Tonnage: 182,700 tonnes
Capacity: 5,224 passengers
Built: 2019
Length: 337 metres
Beam: 42 metres

Costa Smeralda

 

9. MSC Grandiosa

Cruise line: MSC Cruises
Tonnage: 177,100 tonnes
Capacity: 4,888 passengers
Built: 2019
Length: 331 metres
Beam: 43 metres

MSC Grandiosa

 

10. Spectrum of the Seas

Cruise line: Royal Caribbean International
Tonnage: 168,666 tonnes
Capacity: 4,100 passengers
Built: 2019
Length: 347 metres
Beam: 41.4 metres

Spectrum of the Seas

 

New Ships Being Built

A number of mega cruise ships are currently in various stages of their built. This includes the following:

Wonder of the Seas

Cruise line: Royal Caribbean International
Tonnage: 227,625 tonnes
Capacity: 5,448 passengers
Built: 2022
Length: 362.1 metres
Beam: 47.4 metres

MSC World Europa

Cruise line: MSC Cruises
Tonnage: 205,700 tonnes
Capacity: 5,400 passengers
Built: 2022
Length: 330 metres
Beam: 47 metres

Global Dream

Cruise line: Dream Cruise Line
Tonnage: 208,000 tonnes
Capacity: 5,000 passengers
Built: 2022
Length: 342 metres
Beam: 46.4 metres

Icon Class I

Cruise line: Royal Caribbean International
Tonnage: 200,000 tonnes
Capacity: 5,000 passengers
Built: 2022
Length: TBA
Beam: TBA