How our Bliss Filters work
Detailed side-by-side comparison of Oceania Cruises and Princess Cruises cruise ships
| Specification | Sirena | Star Princess |
|---|---|---|
| Cruise Line | Oceania Cruises | Princess Cruises |
| Maiden Voyage | 2016 | 2025 |
| Year Refurbished | N/A | N/A |
| Adults Only | No | No |
| Specification | Sirena | Star Princess |
|---|---|---|
| Passenger Capacity | 684 | 4,320 |
| Crew Size | 400 | 1,550 |
| Guest-to-Crew Ratio | 1.71 | 2.79 |
| Specification | Sirena | Star Princess |
|---|---|---|
| Gross Tonnage | 30,277 | 175,500 |
| Length | 594 ft | 1,132 ft |
| Width | 83 ft | 150 ft |
| Ship Size Category | Small | Mega |
| Number of Decks | 11 | 21 |
| Specification | Sirena | Star Princess |
|---|---|---|
| Overall Cruiseable Rating | 9.0 / 10 | 8.0 / 10 |
| Roominess Score | N/A | 34.0 |
| Advised For | Cultural, staterooms, romantic, adults, spa and fitness, dining | Staterooms, romantic, entertainment, dining |
