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Greis review
Catamaran · 45 ft (14 m) · Rhodes Marina
expert score
Key specs
- Builder
- Lagoon
- Model
- Lagoon 450 Fly
- Length
- 45 ft (14 m)
- Guests
- 12
- Cabins
- 6
Verdict
The Lagoon 450 Fly is a well-proven cruising catamaran with strong volume, a flybridge layout, and accommodation that suits larger charter groups. Its sailing performance is solid rather than sporty, but the 2019 6-cabin/12-berth configuration makes it especially attractive for family or crewed charter use.
Pros
- +Large 6-cabin, 12-berth charter layout
- +Flybridge adds visibility and social space
- +Strong comfort list: air conditioning, generator, Wi‑Fi, dishwasher
- +4 bathrooms improve liveability for groups
- +Standard cruising equipment supports easy charter operation
Cons
- −Performance is moderate, not especially fast or sporty
- −Some listings show different cabin/berth layouts, so configs vary
- −Flybridge and full charter fit-out add weight and complexity
- −Fuel capacity details differ across listings
The Lagoon 450 Fly is a spacious cruising catamaran with the brand’s familiar emphasis on volume, easy movement on deck, and a social flybridge. The 2019 example identified as Greis is configured as a 6-cabin, 12-guest charter boat, which makes it more suitable for larger groups than for a couple seeking a minimalist owner-operator layout.
On the water, the 450 Fly is best described as steady and confidence-inspiring rather than performance-focused. Public specs place it in the mid-40ft range with a twin-engine setup and a standard cruising sail plan, so handling should be manageable for charter crews and experienced private sailors, but it is not the type of catamaran chosen for aggressive upwind sailing.
Comfort is the main strength. The available equipment list includes air conditioning, generator, Wi‑Fi, dishwasher, ice maker, heating, and multiple refrigeration points, while the four-bathroom arrangement is a major advantage for full charters. The trade-off is that some public listings vary on cabin count, berth count, and fuel capacity, so buyers and charterers should verify the exact configuration of the specific yacht before booking.
In value terms, the Lagoon 450 Fly remains appealing because it combines a recognizable platform, broad charter support, and strong guest capacity. For groups that prioritize space, stability, and amenities over speed, it offers a balanced package.


