At 169,379 gross tons, Spectrum of the Seas is the 354th 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 28 times the typical vessel on record here. The largest measures 499,167 GT.
Among the 665 cruise ships held here, it ranks 21st by tonnage — larger than 96% 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.
Cyprus is the country of registry for 1,418 vessels in this directory, of which Spectrum of the Seas is the 1st largest by tonnage. The most common class under that flag is vessels this registry holds no type classification for (915 ships), and the median vessel measures 15,666 GT. Browse every ship flagged Cyprus.
Narrowing to both dimensions at once, this registry holds 4 cruise ships flying the Cyprus flag, of which none is larger than Spectrum of the Seas.
Spectrum of the Seas was built in 2019, making it 7 years old. It is one of 1,261 hulls in this registry delivered that year, a cohort whose median tonnage is 29,000 GT; within it this ship is the 33rd 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 160 vessels to Meyer Werft, with a median tonnage of 16,324 GT, delivered between 1902 and 2025. See the rest of that yard’s output.
At 347.0 m overall, Spectrum of the Seas is 148.9 m longer than the 198.1 m median for cruise ships on record, with a beam of 41.2 m and a draft of 8.8 m.
IMO numbers are issued in broadly chronological blocks. Within 500 either side of 9778856 this registry holds 41 other vessels, whose median build year is 2017 and which range from 2015 to 2020. That places this hull’s registration in the same part of the series, consistent with its recorded build year of 2019.
Its IMO number, 9778856, carries its own check digit. The first six digits are weighted seven down to two and summed — 9×7 + 7×6 + 7×5 + 8×4 + 8×3 + 5×2 = 206 — and the last digit of that total, 6, must equal the seventh digit, 6. It does, so this number is well formed.
