Side-by-side cruise ship comparison · Updated February 2026
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)
Carnival Adventure
Ruby Princess
Gross Tonnage
Carnival Adventure
109,000 GT
Ruby Princess
113,561 GT
Length
Carnival Adventure
290 m
Ruby Princess
290 m
Beam
Carnival Adventure
36 m
Ruby Princess
36 m
Passengers
Carnival Adventure
2,636
Ruby Princess
3,080
Crew
Carnival Adventure
1,100
Ruby Princess
1,100
Decks
Carnival Adventure
18
Ruby Princess
—
Year Built
Carnival Adventure
2,001
Ruby Princess
2,008
Space Ratio
Carnival Adventure
41.4 GT/pax
Ruby Princess
36.9 GT/pax
Passenger:Crew Ratio
Carnival Adventure
2.40 :1
Ruby Princess
2.80 :1
| Specification | Carnival Adventure | Ruby Princess |
|---|---|---|
| Overview | ||
| Cruise Line | Carnival Cruise Line | Princess Cruises |
| Class | Grand Class | Grand Class |
| Status | active | active |
| Year Built | 2,001 | 2,008Winner |
| Dimensions | ||
| Gross Tonnage | 109,000 GT | 113,561 GTWinner |
| Length | 290 m | 290 m |
| Beam | 36 m | 36 m |
| Draft | 8.6 m | 8.6 m |
| Decks | 18 | |
| Capacity | ||
| Passengers | 2,636 | 3,080Winner |
| Crew | 1,100 | 1,100 |
| Key Ratios | ||
| Space Ratio | 41.4 GT/paxWinner | 36.9 GT/pax |
| Passenger:Crew Ratio | 2.40:1Winner | 2.80:1 |
| Build | ||
| Builder | Fincantieri | Fincantieri |
| Flag | Bahamas | Bermuda |
| IMO Number | 9192351 | 9378462 |
Carnival Adventure offers more personal space with a space ratio of 41.4 GT per passenger versus 36.9. Built in 2008, Ruby Princess is 7 years newer — an advantage for travellers seeking modern amenities and design. Carnival Adventure edges ahead in service with a passenger-to-crew ratio of 2.4:1, meaning more crew per guest.
| Category | Winner |
|---|---|
| Size | Ruby Princess |
| Capacity | Ruby Princess |
| Modernity | Ruby Princess |
| Service | Carnival Adventure |
| Spaciousness | Carnival Adventure |
Bottom line: Ruby Princess wins more categories (3 vs 2), making it the stronger all-round choice based on current data.
Carnival Adventure
Well-suited for cruise newcomers
Good range of onboard options
41 GT/pax means plenty of quiet space
Good value for money
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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