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)
Discovery Princess
Sky Princess
Gross Tonnage
Discovery Princess
145,000 GT
Sky Princess
145,000 GT
Length
Discovery Princess
330 m
Sky Princess
330 m
Beam
Discovery Princess
38 m
Sky Princess
38 m
Passengers
Discovery Princess
3,660
Sky Princess
3,660
Crew
Discovery Princess
1,346
Sky Princess
1,346
Decks
Discovery Princess
—
Sky Princess
—
Year Built
Discovery Princess
2,022
Sky Princess
2,019
Space Ratio
Discovery Princess
39.6 GT/pax
Sky Princess
39.6 GT/pax
Passenger:Crew Ratio
Discovery Princess
2.72 :1
Sky Princess
2.72 :1
| Specification | Discovery Princess | Sky Princess |
|---|---|---|
| Overview | ||
| Cruise Line | Princess Cruises | Princess Cruises |
| Class | Royal Class | Royal Class |
| Status | active | active |
| Year Built | 2,022Winner | 2,019 |
| Dimensions | ||
| Gross Tonnage | 145,000 GT | 145,000 GT |
| Length | 330 m | 330 m |
| Beam | 38 m | 38 m |
| Draft | 8.7 mWinner | 8.6 m |
| Decks | — | |
| Capacity | ||
| Passengers | 3,660 | 3,660 |
| Crew | 1,346 | 1,346 |
| Key Ratios | ||
| Space Ratio | 39.6 GT/pax | 39.6 GT/pax |
| Passenger:Crew Ratio | 2.72:1 | 2.72:1 |
| Build | ||
| Builder | Fincantieri | Fincantieri |
| Flag | Bermuda | Bermuda |
| IMO Number | 9837468 | 9734881 |
Discovery Princess
Built in 2022 with modern facilities — great for a first cruise
Large 3,660-guest capacity offers competitive pricing
3,660 passengers means tons of activities
Comfortable atmosphere for two
Sky Princess
Built in 2019 with modern facilities — great for a first cruise
Large 3,660-guest capacity offers competitive pricing
3,660 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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