How our Bliss Filters work
Detailed side-by-side comparison of Crystal and Regent Seven Seas Cruises cruise ships
| Specification | Crystal Serenity | Seven Seas Mariner |
|---|---|---|
| Cruise Line | Crystal | Regent Seven Seas Cruises |
| Maiden Voyage | 2003 | 2000 |
| Year Refurbished | 2022 | 2018 |
| Adults Only | No | No |
| Specification | Crystal Serenity | Seven Seas Mariner |
|---|---|---|
| Passenger Capacity | 740 | 700 |
| Crew Size | 635 | 445 |
| Guest-to-Crew Ratio | 1.17 | 1.57 |
| Specification | Crystal Serenity | Seven Seas Mariner |
|---|---|---|
| Gross Tonnage | 68,870 | 48,075 |
| Length | 820 ft | 709 ft |
| Width | 132 ft | 93 ft |
| Ship Size Category | Small | Small |
| Number of Decks | 13 | 8 |
| Specification | Crystal Serenity | Seven Seas Mariner |
|---|---|---|
| Overall Cruiseable Rating | 10.0 / 10 | 10.0 / 10 |
| Roominess Score | 93.0 | 36.3 |
| Advised For | Cultural, staterooms, romantic, entertainment, spa and fitness, dining | Cultural, staterooms, romantic, entertainment, spa and fitness, dining |
