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Open data · every figure carries its source

Largest in this registry
#1,254
of 84,014 with a recorded tonnage
Largest cruise ship
#35
of 504 of this type with a recorded tonnage
Largest in its fleet
#7
of 21 in this fleet with a recorded tonnage
In brief
MSC Seaside is a Seaside-class cruise ship currently owned and operated by MSC Cruises. As the lead vessel of the Seaside class, she lends her name to the company's Seaside class. At 153,516 gross tonnage (GT), she would become the largest cruise ship ever to be constructed by Italian shipbuilder Fincantieri, and the 45th largest cruise ship in the world, behind Norwegian Epic, upon her delivery in December 2017.
Vessel particulars
Every value is as recorded in the source. Blanks are values the source does not hold — none is estimated from a sister ship or a class average.
Identification
Construction
Measurements
In context
Every figure in this section is a count, a rank or a percentile over vessels actually held in this registry — not over the world fleet, which is larger. Nothing here is estimated.
At 154,000 gross tons, MSC Seaside is the 1,254th largest of the 84,014 vessels in this registry that report a tonnage. The median across that set is 5,994 GT, so this hull is about 26 times the typical vessel on record here. The largest measures 499,167 GT.
Among the 665 cruise ships held here, it ranks 35th by tonnage — larger than 93% of that group. Their median tonnage is 43,009 GT, and the largest tenth begin at 143,289 GT. The flag most often flown by this group is The Bahamas (133 ships). The yard that appears most often against it is Fincantieri, with 112 hulls on record.
Malta is the country of registry for 2,640 vessels in this directory, of which MSC Seaside is the 53rd largest by tonnage. The most common class under that flag is vessels this registry holds no type classification for (1,614 ships), and the median vessel measures 23,204 GT. Browse every ship flagged Malta.
Narrowing to both dimensions at once, this registry holds 57 cruise ships flying the Malta flag, of which 5 are larger by tonnage.
MSC Seaside was built in 2017, making it 9 years old. It is one of 1,468 hulls in this registry delivered that year, a cohort whose median tonnage is 26,213 GT; within it this ship is the 67th largest. Across the whole of the 2010s the registry holds 20,111 vessels, median 23,456 GT. The median build year across the entire registry is 1995.
The registry attributes 226 vessels to Fincantieri, with a median tonnage of 54,655 GT, delivered between 1935 and 2026. See the rest of that yard’s output.
At 323.3 m overall, MSC Seaside is 125.2 m longer than the 198.1 m median for cruise ships on record, with a beam of 41.0 m and a draft of 8.6 m.
IMO numbers are issued in broadly chronological blocks. Within 500 either side of 9745366 this registry holds 55 other vessels, whose median build year is 2016 and which range from 2014 to 2020. That places this hull’s registration in the same part of the series, consistent with its recorded build year of 2017.
Its IMO number, 9745366, carries its own check digit. The first six digits are weighted seven down to two and summed — 9×7 + 7×6 + 4×5 + 5×4 + 3×3 + 6×2 = 166 — and the last digit of that total, 6, must equal the seventh digit, 6. It does, so this number is well formed.
Nearest by tonnage among cruise ships
| Ship | Built | Gross tonnage |
|---|---|---|
| Freedom of the Seas | 2006 | 154,407 |
| Liberty of the Seas | 2007 | 154,407 |
| Norwegian Aqua | 2025 | 154,140 |
| MSC Seaside (this ship) | 2017 | 154,000 |
| Genting Dream | 2016 | 150,695 |
| MS Manara | 2017 | 150,695 |
Same yard, same years
No ship class is recorded for this vessel, so these are not asserted to be sister ships — they are contemporaries from the same builder, shown because that is what the data supports.

MSC Seaview
2018 · 154,000 GT · Malta

Majestic Princess
2017 · 144,216 GT · United Kingdom

Carnival Vista
2016 · 133,500 GT · Panama

Carnival Horizon
2018 · 133,500 GT · Panama

MS Koningsdam
2016 · 99,836 GT · Netherlands

MS Nieuw Statendam
2018 · 99,500 GT · Netherlands

Seven Seas Explorer
2016 · 55,254 GT · Marshall Islands

Viking Orion
2018 · 47,861 GT · Norway
Same fleet
Provenance
Vessel recordWikidata, released under CC0, keyed on this ship’s IMO number.
Written summaryQuoted from MSC Seaside on English Wikipedia, reused under CC BY-SA 4.0.
PhotographBy Dickelbers, reused under CC BY-SA 4.0.
| 2004 |
| 148,528 |