| Gross tonnage in thousands | |
|---|---|
| Harmony of the Seas (Royal Caribbean - 2016) | 226.96 |
| Allure of the Seas (Royal Caribbean - 2010) | 225.28 |
| Oasis of the Seas (Royal Caribbean - 2009) | 225.28 |
| Quantum of the Seas (Royal Caribbean - 2014) | 168.67 |
| Anthem of the Seas (Royal Caribbean - 2015) | 168.67 |
| Ovation of the Seas (Royal Caribbean - 2016) | 167.67 |
| Norwegian Escape (Norwegian Cruise Line - 2015) | 164.6 |
| Liberty of the Seas (Royal Caribbean - 2007) | 160 |
| Norwegian Epic (Norwegian Cruise Line - 2010) | 155.87 |
| Freedom of the Seas (Royal Caribbean - 2006) | 154.41 |
| Independence of the Seas (Royal Caribbean - 2008) | 154.41 |
| Queen Mary 2 (Cunard - 2004) | 148.53 |
| Norwegian Breakaway (Norwegian Cruise Line - 2013) | 146.6 |
| Norwegian Getaway (Norwegian Cruise Line - 2014) | 145.66 |
| Britannia (P&O Cruises - 2015) | 143 |
| Royal Princess (Princess Cruises - 2013) | 141 |
| Regal Princess (Princess Cruises - 2014) | 141 |
| MSC Divina (MSC Cruises - 2012) | 139.07 |
| MSC Preziosa (MSC Cruises - 2013) | 139.07 |
| Navigator of the Seas (Royal Caribbean - 2002) | 138.28 |
| Mariner of the Seas (Royal Caribbean - 2003) | 138.28 |
| MSC Fantasia (MSC Cruises - 2008) | 137.94 |
| MSC Splendida (MSC Cruises - 2009) | 137.94 |
| Explorer of the Seas (Royal Caribbean - 2000) | 137.31 |
| Voyager of the Seas (Royal Caribbean - 1999) | 137.28 |
This statistic shows the largest cruise ships worldwide in 2016, by gross tonnage. As of 2016, the Allure of the Seas and the Oasis of the Seas, both of the Royal Caribbean line, were the second largest cruise ships in the world with a gross tonnage of approximately 225 thousand.
