Side-by-side cruise ship comparison · Updated January 2026
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across 5 categories
Size
Based on gross tonnage and length
Capacity
Based on passengers and crew
Modernity
Based on year built
Service
Based on passenger-to-crew ratio (lower is better)
Spaciousness
Based on gross tonnage per passenger (higher is better)
MSC World America
Spectrum of the Seas
Gross Tonnage
MSC World America
215,863 GT
Spectrum of the Seas
169,379 GT
Length
MSC World America
333 m
Spectrum of the Seas
347 m
Beam
MSC World America
47 m
Spectrum of the Seas
41 m
Passengers
MSC World America
6,762
Spectrum of the Seas
4,246
Crew
MSC World America
2,138
Spectrum of the Seas
1,551
Decks
MSC World America
—
Spectrum of the Seas
—
Year Built
MSC World America
2,025
Spectrum of the Seas
2,019
Space Ratio
MSC World America
31.9 GT/pax
Spectrum of the Seas
39.9 GT/pax
Passenger:Crew Ratio
MSC World America
3.16 :1
Spectrum of the Seas
2.74 :1
| Specification | MSC World America | Spectrum of the Seas |
|---|---|---|
| Overview | ||
| Cruise Line | MSC Cruises | Royal Caribbean International |
| Class | World Class | Quantum Ultra Class |
| Status | active | active |
| Year Built | 2,025Winner | 2,019 |
| Dimensions | ||
| Gross Tonnage | 215,863 GTWinner | 169,379 GT |
| Length | 333 m | 347 mWinner |
| Beam | 47 mWinner | |
| Capacity | ||
| Passengers | 6,762Winner | 4,246 |
| Crew | 2,138Winner | 1,551 |
| Key Ratios | ||
| Space Ratio | 31.9 GT/pax | 39.9 GT/paxWinner |
| Passenger:Crew Ratio | 3.16:1 | 2.74:1Winner |
| Build | ||
| Builder | Chantiers de l'Atlantique | Meyer Werft |
| Flag | Malta | Bahamas |
| IMO Number | 9871645 | 9778856 |
MSC World America is the significantly larger vessel at 215,863 GT — 27% more than Spectrum of the Seas's 169,379 GT. Spectrum of the Seas offers more personal space with a space ratio of 39.9 GT per passenger versus 31.9. Built in 2025, MSC World America is 6 years newer — an advantage for travellers seeking modern amenities and design.
| Category | Winner |
|---|---|
| Size | MSC World America |
| Capacity | MSC World America |
| Modernity | MSC World America |
| Service | Spectrum of the Seas |
| Spaciousness | Spectrum of the Seas |
Bottom line: MSC World America wins more categories (3 vs 2), making it the stronger all-round choice based on current data.
MSC World America
Large 6,762-guest capacity offers competitive pricing
6,762 passengers means tons of activities
Built in 2025 with modern facilities — great for a first cruise
Comfortable atmosphere for two
Spectrum of the Seas
Built in 2019 with modern facilities — great for a first cruise
Large 4,246-guest capacity offers competitive pricing
4,246 passengers means tons of activities
Comfortable atmosphere for two
Free cancellation on most rooms
Bundle & save on your cruise trip
Medical, trip cancellation & luggage cover
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41 m |
| Draft | 9.4 mWinner | 8.9 m |
| Decks | — | — |
