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Océanis 55.1 Wing keel is a Offshore cruising sailboat built by Bénéteau and designed by Berret Racoupeau Yachts Design. Her first hull was built in 2017 with an overall lengh of 16.78 m or 55.1 ft long and a Deck stepped mast mast configuration.

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BENETEAU OCEANIS 55.1 WING KEEL Sailboat Specifications​


Overall Length (LOA) m / ft16.78 m / 55.1 ft
Designer(s)Berret Racoupeau Yachts Design
VersionWing keel
categoryOffshore cruising sailboat
Hull TypeMonohull
First Hull Built2017
Last Hull BuiltStill in production
AppendagesKeel wing keel
HelmTwin helm wheels
RudderSingle spade rudder
CockpitOpen aft cockpit
Ballast TypeCast iron
Rigging TypeSloop Marconi 9/10
Mast LayoutDeck stepped mast
Freshwater Tank Capacity lt/gal694 L / 183.3 gal
Ballast Ratio25.03


Overall Length (LOA) 16.78 m / 55.1 ft
Hull Length15.99 m / 52.6 ft
Waterline Length (LWL)15.16 m / 49.8 ft
Beam (width)4.96 m / 16.4 ft
Draft1.56 m / 5.1 ft
Light Displacement (MLC) 17525 kg / 38636 lb
Maximum Displacement16900 kg / 37258 lb
Ballast Weight4855 kg / 10703 lb


Critical Hull Speed9.45 knots
Capsize Screening Formula (CSF)1.95
Comfort Ratio27.34
Displacement-Length Ratio (DLR)142
Ballast Ratio25.03
Sail Area to Displacement16.43
Upwind Sail Area to Displacement19.71 m²/T / 212 ft²/T
Downwind Sail Area to Displacement39.57 m²/T / 426 ft²/T

Above Deck

Mast LayoutDeck stepped mast
Mast Height from DWL23.95 m / 78.7 ft
Rotating SparsNo
Number of Levels of Spreaders2
Spreaders AngleSwept-back
Spars ConstructionAluminum spars
Standing Rigging1x19 strand wire
Estimated Forestay Length21.95 m / 72.00 ft
Reported Sail Area106.00 m² / 1140.97 ft²
Total Sail Area127.62 m² / 1373.71 ft²
Upwind Sail Area133 m² / 1432 ft²
Downwind Sail Area267 m² / 2874 ft²
Mainsail Area67 m² / 721 ft²
Genoa Area66 m² / 710 ft²
I68.8 ft * 20.93 m
J21.8 ft * 6.6 m
P65.1 ft * 19.85 m
E19.5 ft * 5.9 m

Engine Room

Engine(s)1 inboard engine
Fuel typeDiesel
Fuel Tank Capacity400 L / 105.7 gal

Below Deck

Fridge Capacity230 L / 60.8 gal
Head Headroom6.4 ft * 1.91 m