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)
Caribbean Princess
Ruby Princess
Gross Tonnage
Caribbean Princess
112,894 GT
Ruby Princess
113,561 GT
Length
Caribbean Princess
290 m
Ruby Princess
290 m
Beam
Caribbean Princess
36 m
Ruby Princess
36 m
Passengers
Caribbean Princess
3,140
Ruby Princess
3,080
Crew
Caribbean Princess
1,200
Ruby Princess
1,100
Decks
Caribbean Princess
—
Ruby Princess
—
Year Built
Caribbean Princess
2,004
Ruby Princess
2,008
Space Ratio
Caribbean Princess
36.0 GT/pax
Ruby Princess
36.9 GT/pax
Passenger:Crew Ratio
Caribbean Princess
2.62 :1
Ruby Princess
2.80 :1
| Specification | Caribbean Princess | Ruby Princess |
|---|---|---|
| Overview | ||
| Cruise Line | Princess Cruises | Princess Cruises |
| Class | Grand Class | Grand Class |
| Status | active | active |
| Year Built | 2,004 | 2,008Winner |
| Dimensions | ||
| Gross Tonnage | 112,894 GT | 113,561 GTWinner |
| Length | 290 m | 290 m |
| Beam | 36 m | 36 m |
| Draft | 8.7 mWinner | |
| Capacity | ||
| Passengers | 3,140Winner | 3,080 |
| Crew | 1,200Winner | 1,100 |
| Key Ratios | ||
| Space Ratio | 36.0 GT/pax | 36.9 GT/paxWinner |
| Passenger:Crew Ratio | 2.62:1Winner | 2.80:1 |
| Build | ||
| Builder | Fincantieri | Fincantieri |
| Flag | Bermuda | Bermuda |
| IMO Number | 9215490 | 9378462 |
Built in 2008, Ruby Princess is 4 years newer — an advantage for travellers seeking modern amenities and design. Caribbean Princess edges ahead in service with a passenger-to-crew ratio of 2.6:1, meaning more crew per guest.
| Category | Winner |
|---|---|
| Size | Ruby Princess |
| Capacity | Caribbean Princess |
| Modernity | Ruby Princess |
| Service | Caribbean Princess |
| Spaciousness | Ruby Princess |
Bottom line: Ruby Princess wins more categories (3 vs 2), making it the stronger all-round choice based on current data.
Caribbean Princess
Large 3,140-guest capacity offers competitive pricing
Well-suited for cruise newcomers
3,140 passengers means tons of activities
Comfortable atmosphere for two
Ruby Princess
Well-suited for cruise newcomers
Large 3,080-guest capacity offers competitive pricing
3,080 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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8.6 m |
| Decks | — | — |
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