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Detailed side-by-side comparison of Costa Cruises and Norwegian Cruise Line cruise ships
| Specification | Costa Diadema | Norwegian Encore |
|---|---|---|
| Cruise Line | Costa Cruises | Norwegian Cruise Line |
| Maiden Voyage | 2012 | 2019 |
| Year Refurbished | N/A | N/A |
| Adults Only | No | No |
| Specification | Costa Diadema | Norwegian Encore |
|---|---|---|
| Passenger Capacity | 4,947 | 3,998 |
| Crew Size | 1,253 | 2,100 |
| Guest-to-Crew Ratio | 3.95 | 1.90 |
| Specification | Costa Diadema | Norwegian Encore |
|---|---|---|
| Gross Tonnage | 132,500 | 169,116 |
| Length | 1,004 ft | 1,094 ft |
| Width | 122 ft | 136 ft |
| Ship Size Category | Mega | Large |
| Number of Decks | 20 | 16 |
| Specification | Costa Diadema | Norwegian Encore |
|---|---|---|
| Overall Cruiseable Rating | 8.0 / 10 | 9.0 / 10 |
| Roominess Score | N/A | N/A |
| Advised For | Families, entertainment | N/A |
