Side-by-side cruise ship comparison · Updated January 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)
Mariner of the Seas
Navigator of the Seas
Gross Tonnage
Mariner of the Seas
139,863 GT
Navigator of the Seas
139,999 GT
Length
Mariner of the Seas
311 m
Navigator of the Seas
311 m
Beam
Mariner of the Seas
48 m
Navigator of the Seas
48 m
Passengers
Mariner of the Seas
3,807
Navigator of the Seas
3,807
Crew
Mariner of the Seas
1,185
Navigator of the Seas
1,181
Decks
Mariner of the Seas
—
Navigator of the Seas
—
Year Built
Mariner of the Seas
2,003
Navigator of the Seas
2,002
Space Ratio
Mariner of the Seas
36.7 GT/pax
Navigator of the Seas
36.8 GT/pax
Passenger:Crew Ratio
Mariner of the Seas
3.21 :1
Navigator of the Seas
3.22 :1
| Specification | Mariner of the Seas | Navigator of the Seas |
|---|---|---|
| Overview | ||
| Cruise Line | Royal Caribbean International | Royal Caribbean International |
| Class | Voyager Class | Voyager Class |
| Status | active | active |
| Year Built | 2,003Winner | 2,002 |
| Dimensions | ||
| Gross Tonnage | 139,863 GT | 139,999 GTWinner |
| Length | 311 m | 311 m |
| Beam | 48 m | 48 m |
| Draft | 9.3 mWinner | |
| Capacity | ||
| Passengers | 3,807 | 3,807 |
| Crew | 1,185Winner | 1,181 |
| Key Ratios | ||
| Space Ratio | 36.7 GT/pax | 36.8 GT/paxWinner |
| Passenger:Crew Ratio | 3.21:1Winner | 3.22:1 |
| Build | ||
| Builder | Kvaerner Masa-Yards | Kvaerner Masa-Yards |
| Flag | Bahamas | Bahamas |
| IMO Number | 9227510 | 9227508 |
Mariner of the Seas
Large 3,807-guest capacity offers competitive pricing
Well-suited for cruise newcomers
3,807 passengers means tons of activities
Comfortable atmosphere for two
Navigator of the Seas
Large 3,807-guest capacity offers competitive pricing
Well-suited for cruise newcomers
3,807 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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9 m |
| Decks | — | — |
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