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)
Seven Seas Mariner
Seven Seas Navigator
Gross Tonnage
Seven Seas Mariner
48,075 GT
Seven Seas Navigator
28,550 GT
Length
Seven Seas Mariner
216 m
Seven Seas Navigator
171 m
Beam
Seven Seas Mariner
29 m
Seven Seas Navigator
25 m
Passengers
Seven Seas Mariner
700
Seven Seas Navigator
490
Crew
Seven Seas Mariner
445
Seven Seas Navigator
324
Decks
Seven Seas Mariner
—
Seven Seas Navigator
—
Year Built
Seven Seas Mariner
2,001
Seven Seas Navigator
1,999
Space Ratio
Seven Seas Mariner
68.7 GT/pax
Seven Seas Navigator
58.3 GT/pax
Passenger:Crew Ratio
Seven Seas Mariner
1.57 :1
Seven Seas Navigator
1.51 :1
| Specification | Seven Seas Mariner | Seven Seas Navigator |
|---|---|---|
| Overview | ||
| Cruise Line | Regent Seven Seas Cruises | Regent Seven Seas Cruises |
| Class | Mariner Class | Navigator Class |
| Status | active | active |
| Year Built | 2,001Winner | 1,999 |
| Dimensions | ||
| Gross Tonnage | 48,075 GTWinner | 28,550 GT |
| Length | 216 mWinner | 171 m |
| Beam | 29 mWinner | |
| Capacity | ||
| Passengers | 700Winner | 490 |
| Crew | 445Winner | 324 |
| Key Ratios | ||
| Space Ratio | 68.7 GT/paxWinner | 58.3 GT/pax |
| Passenger:Crew Ratio | 1.57:1 | 1.51:1Winner |
| Build | ||
| Builder | Chantiers de l'Atlantique | T. Mariotti |
| Flag | Bahamas | Bahamas |
| IMO Number | 9210139 | 9064126 |
Seven Seas Mariner
69 GT/pax means plenty of quiet space
1.6:1 passenger-crew ratio means exceptional service
Well-suited for cruise newcomers
Good range of onboard options
Seven Seas Navigator
58 GT/pax means plenty of quiet space
1.5:1 passenger-crew ratio means exceptional service
Well-suited for cruise newcomers
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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25 m |
| Draft | 7 m | 7.6 mWinner |
| Decks | — | — |
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