Side-by-side cruise ship comparison · Updated February 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)
Four Seasons I
Viking Sea
Gross Tonnage
Four Seasons I
34,000 GT
Viking Sea
47,800 GT
Length
Four Seasons I
207 m
Viking Sea
229 m
Beam
Four Seasons I
27 m
Viking Sea
29 m
Passengers
Four Seasons I
222
Viking Sea
930
Crew
Four Seasons I
489
Viking Sea
550
Decks
Four Seasons I
—
Viking Sea
—
Year Built
Four Seasons I
2,025
Viking Sea
2,016
Space Ratio
Four Seasons I
153.2 GT/pax
Viking Sea
51.4 GT/pax
Passenger:Crew Ratio
Four Seasons I
0.45 :1
Viking Sea
1.69 :1
| Specification | Four Seasons I | Viking Sea |
|---|---|---|
| Overview | ||
| Cruise Line | Four Seasons Yachts | Viking Ocean Cruises |
| Class | Yacht | Viking 930 |
| Status | active | active |
| Year Built | 2,025Winner | 2,016 |
| Dimensions | ||
| Gross Tonnage | 34,000 GT | 47,800 GTWinner |
| Length | 207 m | 229 mWinner |
| Beam | 27 m | 29 mWinner |
| Capacity | ||
| Passengers | 222 | 930Winner |
| Crew | 489 | 550Winner |
| Key Ratios | ||
| Space Ratio | 153.2 GT/paxWinner | 51.4 GT/pax |
| Passenger:Crew Ratio | 0.45:1Winner | 1.69:1 |
| Build | ||
| Builder | Fincantieri | Fincantieri |
| Flag | Malta | Norway |
| IMO Number | 9930000 | 9623636 |
Viking Sea is the significantly larger vessel at 47,800 GT — 41% more than Four Seasons I's 34,000 GT. Four Seasons I offers more personal space with a space ratio of 153.2 GT per passenger versus 51.4. Built in 2025, Four Seasons I is 9 years newer — an advantage for travellers seeking modern amenities and design.
| Category | Winner |
|---|---|
| Size | Viking Sea |
| Capacity | Viking Sea |
| Modernity | Four Seasons I |
| Service | Four Seasons I |
| Spaciousness | Four Seasons I |
Bottom line: Four Seasons I wins more categories (3 vs 2), making it the stronger all-round choice based on current data.
Four Seasons I
153 GT/pax means plenty of quiet space
0.5:1 passenger-crew ratio means exceptional service
Built in 2025 with modern facilities — great for a first cruise
Good range of onboard options
Viking Sea
51 GT/pax means plenty of quiet space
1.7:1 passenger-crew ratio means exceptional service
Built in 2016 with modern facilities — great for a first cruise
Good range of onboard options
Free cancellation on most rooms
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| Draft | — | 6.7 m |
| Decks | — | — |
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