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)
Royal Princess
Star Princess
Gross Tonnage
Royal Princess
142,714 GT
Star Princess
175,500 GT
Length
Royal Princess
330 m
Star Princess
345 m
Beam
Royal Princess
38 m
Star Princess
47 m
Passengers
Royal Princess
3,560
Star Princess
4,300
Crew
Royal Princess
1,346
Star Princess
1,500
Decks
Royal Princess
—
Star Princess
—
Year Built
Royal Princess
2,013
Star Princess
2,025
Space Ratio
Royal Princess
40.1 GT/pax
Star Princess
40.8 GT/pax
Passenger:Crew Ratio
Royal Princess
2.64 :1
Star Princess
2.87 :1
| Specification | Royal Princess | Star Princess |
|---|---|---|
| Overview | ||
| Cruise Line | Princess Cruises | Princess Cruises |
| Class | Royal Class | Sphere Class |
| Status | active | active |
| Year Built | 2,013 | 2,025Winner |
| Dimensions | ||
| Gross Tonnage | 142,714 GT | 175,500 GTWinner |
| Length | 330 m | 345 mWinner |
| Beam | 38 m | 47 mWinner |
| Capacity | ||
| Passengers | 3,560 | 4,300Winner |
| Crew | 1,346 | 1,500Winner |
| Key Ratios | ||
| Space Ratio | 40.1 GT/pax | 40.8 GT/paxWinner |
| Passenger:Crew Ratio | 2.64:1Winner | 2.87:1 |
| Build | ||
| Builder | Fincantieri | Fincantieri |
| Flag | Bermuda | Bermuda |
| IMO Number | 9584712 | 9871633 |
Star Princess is the significantly larger vessel at 175,500 GT — 23% more than Royal Princess's 142,714 GT. Built in 2025, Star Princess is 12 years newer — an advantage for travellers seeking modern amenities and design. Royal Princess edges ahead in service with a passenger-to-crew ratio of 2.6:1, meaning more crew per guest.
| Category | Winner |
|---|---|
| Size | Star Princess |
| Capacity | Star Princess |
| Modernity | Star Princess |
| Service | Royal Princess |
| Spaciousness | Star Princess |
Bottom line: Star Princess wins more categories (4 vs 1), making it the stronger all-round choice based on current data.
Royal Princess
Well-suited for cruise newcomers
Large 3,560-guest capacity offers competitive pricing
3,560 passengers means tons of activities
40 GT/pax means plenty of quiet space
Star Princess
Built in 2025 with modern facilities — great for a first cruise
4,300 passengers means tons of activities
Large 4,300-guest capacity offers competitive pricing
41 GT/pax means plenty of quiet space
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| Draft | 8.6 m | — |
| Decks | — | — |
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