Carnival’s biggest ship right now is Carnival Jubilee , part of the Excel- class mega‑ships.

Quick Scoop: What Is Carnival’s Biggest Ship?

  • Biggest ship: Carnival Jubilee
  • Class: Excel class (same family as Mardi Gras and Carnival Celebration)
  • Size: About 183,500+ gross tons and roughly 1,130–1,132 feet long
  • Capacity: Just over 5,200 guests at double occupancy, around 5,300–5,400 at max
  • Debut: Entered service in 2023
  • Vibe: Big “floating resort” energy with themed zones, a top-deck coaster, and tons of dining and bar options.

Think of Carnival Jubilee as the “flagship fun ship” — it’s the one you pick if you want the largest, flashiest, most feature‑packed Carnival experience available right now.

How It Compares To Other Big Carnival Ships

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Ship Class Gross tonnage Length Approx. guest capacity In service since
Carnival Jubilee Excel class ≈183,500–183,521 GT ≈1,130–1,132 ft ≈5,200–5,400 guests 2023
Carnival Celebration Excel class 183,521 GT ≈1,130 ft ≈5,374 guests 2022
Mardi Gras Excel class ≈181,000+ GT (Excel‑class range) ≈1,130 ft (Excel‑class range) ≈5,200+ guests (Excel‑class range) 2021

A Bit Of Forward-Looking Context

  • Carnival has even larger “Project ACE” ships planned around 230,000 gross tons, expected from 2029 onward, which will surpass Jubilee in size once they launch.
  • Another Excel‑class ship, Carnival Festivale , is scheduled for 2027 and should be roughly the same size as Jubilee and Celebration.

So if you’re searching “what is Carnival’s biggest ship” for a cruise in the next few years, the answer you’re looking for is Carnival Jubilee — and it will likely hold that crown until the future mega‑ships arrive.

Information gathered from public forums or data available on the internet and portrayed here.