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)
Liberty of the Seas
Spectrum of the Seas
Gross Tonnage
Liberty of the Seas
154,407 GT
Spectrum of the Seas
169,379 GT
Length
Liberty of the Seas
339 m
Spectrum of the Seas
347 m
Beam
Liberty of the Seas
56 m
Spectrum of the Seas
41 m
Passengers
Liberty of the Seas
4,960
Spectrum of the Seas
4,246
Crew
Liberty of the Seas
1,360
Spectrum of the Seas
1,551
Decks
Liberty of the Seas
—
Spectrum of the Seas
—
Year Built
Liberty of the Seas
2,007
Spectrum of the Seas
2,019
Space Ratio
Liberty of the Seas
31.1 GT/pax
Spectrum of the Seas
39.9 GT/pax
Passenger:Crew Ratio
Liberty of the Seas
3.65 :1
Spectrum of the Seas
2.74 :1
| Specification | Liberty of the Seas | Spectrum of the Seas |
|---|---|---|
| Overview | ||
| Cruise Line | Royal Caribbean International | Royal Caribbean International |
| Class | Freedom Class | Quantum Ultra Class |
| Status | active | active |
| Year Built | 2,007 | 2,019Winner |
| Dimensions | ||
| Gross Tonnage | 154,407 GT | 169,379 GTWinner |
| Length | 339 m | 347 mWinner |
| Beam | 56 mWinner | |
| Capacity | ||
| Passengers | 4,960Winner | 4,246 |
| Crew | 1,360 | 1,551Winner |
| Key Ratios | ||
| Space Ratio | 31.1 GT/pax | 39.9 GT/paxWinner |
| Passenger:Crew Ratio | 3.65:1 | 2.74:1Winner |
| Build | ||
| Builder | Aker Yards | Meyer Werft |
| Flag | Bahamas | Bahamas |
| IMO Number | 9330032 | 9778856 |
Spectrum of the Seas is the larger vessel at 169,379 GT — 10% more than Liberty of the Seas's 154,407 GT. Spectrum of the Seas offers more personal space with a space ratio of 39.9 GT per passenger versus 31.1. Built in 2019, Spectrum of the Seas is 12 years newer — an advantage for travellers seeking modern amenities and design.
| Category | Winner |
|---|---|
| Size | Spectrum of the Seas |
| Capacity | Liberty of the Seas |
| Modernity | Spectrum of the Seas |
| Service | Spectrum of the Seas |
| Spaciousness | Spectrum of the Seas |
Bottom line: Spectrum of the Seas wins more categories (4 vs 1), making it the stronger all-round choice based on current data.
Liberty of the Seas
Large 4,960-guest capacity offers competitive pricing
4,960 passengers means tons of activities
Well-suited for cruise newcomers
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 | 9.1 mWinner | 8.9 m |
| Decks | — | — |
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