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
Diamond Princess
Gross Tonnage
Caribbean Princess
112,894 GT
Diamond Princess
115,875 GT
Length
Caribbean Princess
290 m
Diamond Princess
290 m
Beam
Caribbean Princess
36 m
Diamond Princess
38 m
Passengers
Caribbean Princess
3,140
Diamond Princess
2,670
Crew
Caribbean Princess
1,200
Diamond Princess
1,100
Decks
Caribbean Princess
—
Diamond Princess
—
Year Built
Caribbean Princess
2,004
Diamond Princess
2,004
Space Ratio
Caribbean Princess
36.0 GT/pax
Diamond Princess
43.4 GT/pax
Passenger:Crew Ratio
Caribbean Princess
2.62 :1
Diamond Princess
2.43 :1
| Specification | Caribbean Princess | Diamond Princess |
|---|---|---|
| Overview | ||
| Cruise Line | Princess Cruises | Princess Cruises |
| Class | Grand Class | Grand Class |
| Status | active | active |
| Year Built | 2,004 | 2,004 |
| Dimensions | ||
| Gross Tonnage | 112,894 GT | 115,875 GTWinner |
| Length | 290 m | 290 m |
| Beam | 36 m | 38 mWinner |
| Draft | ||
| Capacity | ||
| Passengers | 3,140Winner | 2,670 |
| Crew | 1,200Winner | 1,100 |
| Key Ratios | ||
| Space Ratio | 36.0 GT/pax | 43.4 GT/paxWinner |
| Passenger:Crew Ratio | 2.62:1 | 2.43:1Winner |
| Build | ||
| Builder | Fincantieri | MHI Nagasaki |
| Flag | Bermuda | Bermuda |
| IMO Number | 9215490 | 9228186 |
Diamond Princess offers more personal space with a space ratio of 43.4 GT per passenger versus 36.0. Diamond Princess edges ahead in service with a passenger-to-crew ratio of 2.4:1, meaning more crew per guest.
| Category | Winner |
|---|---|
| Size | Diamond Princess |
| Capacity | Caribbean Princess |
| Modernity | Tie |
| Service | Diamond Princess |
| Spaciousness | Diamond Princess |
Bottom line: Diamond Princess wins more categories (3 vs 1), 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
Diamond Princess
Well-suited for cruise newcomers
43 GT/pax means plenty of quiet space
Good value for money
Good range of onboard options
Free cancellation on most rooms
Bundle & save on your cruise trip
Medical, trip cancellation & luggage cover
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8.7 m |
9.5 mWinner |
| Decks | — | — |
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