Side-by-side cruise ship comparison · Updated February 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)
American Harmony
Sea Cloud II
Gross Tonnage
American Harmony
3,527 GT
Sea Cloud II
3,849 GT
Length
American Harmony
100 m
Sea Cloud II
117 m
Beam
American Harmony
14 m
Sea Cloud II
16 m
Passengers
American Harmony
190
Sea Cloud II
94
Crew
American Harmony
72
Sea Cloud II
60
Decks
American Harmony
—
Sea Cloud II
—
Year Built
American Harmony
2,019
Sea Cloud II
2,001
Space Ratio
American Harmony
18.6 GT/pax
Sea Cloud II
41.0 GT/pax
Passenger:Crew Ratio
American Harmony
2.64 :1
Sea Cloud II
1.57 :1
| Specification | American Harmony | Sea Cloud II |
|---|---|---|
| Overview | ||
| Cruise Line | American Cruise Lines | Sea Cloud Cruises |
| Class | Modern Riverboat | Windjammer |
| Status | active | active |
| Year Built | 2,019Winner | 2,001 |
| Dimensions | ||
| Gross Tonnage | 3,527 GT | 3,849 GTWinner |
| Length | 100 m | 117 mWinner |
| Beam | 14 m | 16 mWinner |
| Capacity | ||
| Passengers | 190Winner | 94 |
| Crew | 72Winner | 60 |
| Key Ratios | ||
| Space Ratio | 18.6 GT/pax | 41.0 GT/paxWinner |
| Passenger:Crew Ratio | 2.64:1 | 1.57:1Winner |
| Build | ||
| Builder | Chesapeake Shipbuilding | Astilleros Gondán |
| Flag | United States | Malta |
| IMO Number | 9837524 | 9171292 |
American Harmony
Good value for money
Built in 2019 with modern facilities — great for a first cruise
Good range of onboard options
Comfortable atmosphere for two
Sea Cloud II
41 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
Free cancellation on most rooms
Bundle & save on your cruise trip
Medical, trip cancellation & luggage cover
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| Draft | — | — |
| Decks | — | — |
