Oceania found its niche in world-class cuisine, and consistently offers phenomenal dishes and dining experiences onboard Sirena. Plus, elegant and upmarket furnishings provide a welcome respite from long days of onshore exploring during one of Sirena's port-heavy sailings.
| Cruise Line | Oceania Cruises |
| Builder | Chantiers de I'Atlantique |
| Entered Service | 1999 |
| Registry | Marshall Is. |
| Length (m) | 181 |
| Beam (m) | 25 |
| Draft (m) | 44444 |
| Tonnage | 30277 |
| Cruise Style | |
| Size | Small |
| Passenger Decks | 9 |
| Cabins | 637 |
| Total Crew | 400 |
| Max. Passengers | 684 |
| Passenger/Crew Ratio | 1 : 0.6 (#60 of 357) |
| Passenger/Space Ratio | 1 : 44.3 (#68 of 261) |