Oneiro review
Boat · 40 ft (12 m) · Kos
expert score
Key specs
- Builder
- Oneiro
- Model
- Oceanis 400
- Length
- 40 ft (12 m)
- Guests
- 11
- Cabins
- 3
Verdict
The Beneteau Oceanis 400 is a practical early-1990s cruising sailboat with balanced proportions, a moderate draft fin-and-bulb keel, and a masthead sloop rig that should deliver straightforward cruising performance. It is attractive as a used-boat platform, but age, layout variation, and the lack of verified listing-sp
Pros
- +Moderate LOA, beam, and draft for coastal and offshore cruising
- +Fin keel with spade rudder should offer responsive steering
- +Masthead sloop rig is simple and widely understood
- +Good water and fuel capacities for a boat in this class
- +Common model with broad public spec coverage and known support base
Cons
- −Specific Oneiro listing details are not verified in the results
- −Original 44 hp auxiliary is modest for heavier conditions
- −Older design means systems and condition matter more than model reputation
- −Performance is competent rather than fast or lively
- −Cabin count, berths, and bathrooms are not confirmed for this boat
The Oceanis 400 is a 40-foot Beneteau cruiser from the early 1990s with a fin keel, spade rudder, and masthead sloop rig, a layout that generally favors predictable cruising manners over pure speed. Public specs place the boat at about 40 ft LOA, 12.8 ft beam, and around 5.4–5.7 ft draft depending on version, which supports a reasonably roomy hull without making it overly deep or difficult to berth.[1][8][10][15]
On the water, the design suggests solid everyday cruising performance with balanced handling and decent upwind capability, but it is not a modern performance cruiser. The published sail area and displacement figures point to an efficient but conservative sail plan, and the standard 44 hp diesel is adequate rather than powerful for a boat of this size.[1][8][10]
Comfort and livability are typical strengths of this generation of Beneteau cruisers, with a broad beam and about 140 gallons of water capacity in the general model specs, which helps for longer stays aboard.[1][8][10] For the specific Oneiro listing, however, cabin count, berths, and bathrooms were not verified in the available results, so interior capacity should be treated as unconfirmed.
As a value proposition, the Oceanis 400 remains appealing because it is a widely documented, proven cruising platform with accessible maintenance expectations and a large second-hand market. The main caveat is that real-world value depends heavily on the condition of the particular boat, especially given its age and the uncertainty around the exact Oneiro configuration.[1][11][15]
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