How our Bliss Filters work
Detailed side-by-side comparison of Royal Caribbean and Celebrity Cruises cruise ships
| Specification | Allure of the Seas | Celebrity Millennium |
|---|---|---|
| Cruise Line | Royal Caribbean | Celebrity Cruises |
| Maiden Voyage | 2010 | 2000 |
| Year Refurbished | 2015 | 2015 |
| Adults Only | No | No |
| Specification | Allure of the Seas | Celebrity Millennium |
|---|---|---|
| Passenger Capacity | 5,400 | 2,158 |
| Crew Size | 2,384 | 999 |
| Guest-to-Crew Ratio | 2.27 | 2.16 |
| Specification | Allure of the Seas | Celebrity Millennium |
|---|---|---|
| Gross Tonnage | 225,282 | 91,000 |
| Length | 1,187 ft | 965 ft |
| Width | 198 ft | 105 ft |
| Ship Size Category | Mega | Large |
| Number of Decks | 16 | 11 |
| Specification | Allure of the Seas | Celebrity Millennium |
|---|---|---|
| Overall Cruiseable Rating | 9.0 / 10 | 8.0 / 10 |
| Roominess Score | 35.6 | 35.8 |
| Advised For | Party, staterooms, families, entertainment, spa and fitness | Cultural, staterooms, romantic, families, spa and fitness |
