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Hallberg-Rassy 340 is a Offshore cruising sailboat built by Hallberg-Rassy and designed by Frers Naval Architecture & Engineering. Her first hull was built in 2017 with an overall lengh of 10.95 m or 35.11 ft long and a Deck stepped mast mast configuration.

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HALLBERG-RASSY 340 Sailboat Specifications​


Overall Length (LOA) m / ft10.95 m / 35.11 ft
Designer(s)Frers Naval Architecture & Engineering
categoryOffshore cruising sailboat
Hull TypeMonohull
First Hull Built2017
Last Hull BuiltStill in production
AppendagesKeel L-shaped keel (with bulb)
HelmTwin helm wheels
RudderTwin spade rudders
CockpitClosed aft cockpit
Ballast TypeLead on deep GRP bilge
Rigging TypeSloop Marconi 9/10
Mast LayoutDeck stepped mast
Number of Cabin(s)2
Number of Head(s)1
Freshwater Tank Capacity lt/gal277 L / 73.2 gal
Ballast Ratio0.38


Overall Length (LOA) 10.95 m / 35.11 ft
Hull Length10.36 m / 34 ft
Waterline Length (LWL)10.1 m / 33.1 ft
Beam (width)3.47 m / 11.5 ft
Draft1.9 m / 6.2 ft
Light Displacement (MLC) 5980 kg / 13184 lb
Maximum Displacement5980 kg / 13184 lb
Ballast Weight2300 kg / 5071 lb


Critical Hull Speed7.71 knots
Capsize Screening Formula (CSF)1.93
Comfort Ratio23.51
Displacement-Length Ratio (DLR)164
Ballast Ratio0.38
Sail Area to Displacement19.88
Upwind Sail Area to Displacement20 m²/T / 215 ft²/T

Above Deck

Mast LayoutDeck stepped mast
Mast Height from DWL16.42 m / 53.11 ft
Rotating SparsNo
Number of Levels of Spreaders2
Spreaders AngleSwept-back
Spars ConstructionAluminum spars
Standing Rigging1x19 strand wire
Reported Sail Area64.20 m² / 691.04 ft²
Upwind Sail Area65.9 m² / 709 ft²
Mainsail Area32 m² / 344 ft²
Genoa Area33.9 m² / 365 ft²

Engine Room

Engine(s)1 inboard engine
Engine(s) Power29 HP
Fuel typeDiesel
Fuel Tank Capacity188 L / 49.7 gal

Below Deck

Maximum Headroom6.27 ft * 1.91 m