Side-by-side cruise ship comparison · Updated January 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)
Celebrity Infinity
Celebrity Millennium
Gross Tonnage
Celebrity Infinity
91,000 GT
Celebrity Millennium
91,000 GT
Length
Celebrity Infinity
294 m
Celebrity Millennium
294 m
Beam
Celebrity Infinity
32 m
Celebrity Millennium
32 m
Passengers
Celebrity Infinity
2,170
Celebrity Millennium
2,158
Crew
Celebrity Infinity
999
Celebrity Millennium
999
Decks
Celebrity Infinity
—
Celebrity Millennium
—
Year Built
Celebrity Infinity
2,001
Celebrity Millennium
2,000
Space Ratio
Celebrity Infinity
41.9 GT/pax
Celebrity Millennium
42.2 GT/pax
Passenger:Crew Ratio
Celebrity Infinity
2.17 :1
Celebrity Millennium
2.16 :1
| Specification | Celebrity Infinity | Celebrity Millennium |
|---|---|---|
| Overview | ||
| Cruise Line | Celebrity Cruises | Celebrity Cruises |
| Class | Millennium Class | Millennium Class |
| Status | active | active |
| Year Built | 2,001Winner | 2,000 |
| Dimensions | ||
| Gross Tonnage | 91,000 GT | 91,000 GT |
| Length | 294 m | 294 m |
| Beam | 32 m | 32 m |
| Draft | 8.3 m | 8.4 mWinner |
| Decks | — | |
| Capacity | ||
| Passengers | 2,170Winner | 2,158 |
| Crew | 999 | 999 |
| Key Ratios | ||
| Space Ratio | 41.9 GT/pax | 42.2 GT/paxWinner |
| Passenger:Crew Ratio | 2.17:1 | 2.16:1Winner |
| Build | ||
| Builder | Chantiers de l'Atlantique | Chantiers de l'Atlantique |
| Flag | Malta | Malta |
| IMO Number | 9189407 | 9189393 |
Celebrity Infinity
Well-suited for cruise newcomers
42 GT/pax means plenty of quiet space
Good range of onboard options
Good value for money
Celebrity Millennium
Well-suited for cruise newcomers
42 GT/pax means plenty of quiet space
Good range of onboard options
Good value for money
Free cancellation on most rooms
Bundle & save on your cruise trip
Medical, trip cancellation & luggage cover
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