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BENETEAU OCEANIS 311 FIN KEEL

Océanis 311 Fin keel is a Cruising sailboat built by Bénéteau and designed by Finot Conq Architectes. Her first hull was built in 1997 with an overall lengh of 9.85 m or 32.4 ft long and a Deck stepped mast mast configuration.

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BENETEAU OCEANIS 311 FIN KEEL Sailboat Specifications​

Features

Overall Length (LOA) m / ft9.85 m / 32.4 ft
Builder(s)Beneteau
Designer(s)Finot Conq Architectes
BrandBeneteau
SeriesOceanis
VersionFin keel
categoryCruising sailboat
CountryFrance
Hull TypeMonohull
Number of Hulls Built1042
First Hull Built1997
Last Hull Built2003
AppendagesKeel L-shaped keel (with bulb)
HelmSingle helm wheel
RudderSingle spade rudder
CockpitClosed aft cockpit
Ballast TypeCast iron
Rigging TypeSloop Marconi 19/20
Mast LayoutDeck stepped mast
Number of Head(s)1
UnsinkableNo
TrailerableNo
Freshwater Tank Capacity lt/gal200 L / 52.8 gal
Ballast Ratio31.43

Dimensions

Overall Length (LOA) 9.85 m / 32.4 ft
Hull Length9.5 m / 31.2 ft
Waterline Length (LWL)8.8 m / 28.11 ft
Beam (width)3.23 m / 10.7 ft
Draft1.45 m / 4.10 ft
Light Displacement (MLC) 3650 kg / 8047 lb
Maximum Displacement3500 kg / 7716 lb
Ballast Weight1100 kg / 2425 lb

Performance

Critical Hull Speed7.20 knots
Capsize Screening Formula (CSF)2.13
Comfort Ratio17.49
Displacement-Length Ratio (DLR)152
Ballast Ratio31.43
Sail Area to Displacement22.16
Upwind Sail Area to Displacement21.09 m²/T / 227 ft²/T

Above Deck

Mast LayoutDeck stepped mast
Rotating SparsNo
Number of Levels of Spreaders1
Spreaders AngleSwept-back
Spars ConstructionAluminum spars
Standing Rigging1x19 strand wire continuous
Estimated Forestay Length12.78 m / 41.92 ft
Reported Sail Area50.07 m² / 539.00 ft²
Total Sail Area43.70 m² / 470.43 ft²
Upwind Sail Area50 m² / 538 ft²
Mainsail Area25.7 m² / 277 ft²
Genoa Area24.3 m² / 262 ft²

Engine Room

Engine(s)1 inboard engine
Fuel typeDiesel
Fuel Tank Capacity70 L / 18.5 gal

Below Deck

Fridge Capacity60 L / 15.9 gal
Head(s)1
Maximum Headroom6.2 ft * 1.88 m
Head Headroom5.11 ft * 1.81 m
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