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Melges 40 is a One design sailboat built by Melges\xa0&\xa0Premier Composite Technologies and designed by Botin Partners Naval Architecture. Her first hull was built in 2016 and a Deck stepped mast mast configuration.

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MELGES 40 Sailboat Specifications​


Overall Length (LOA) m / ft11.99 m / 39.35 ft
Builder(s)Melges\xa0&\xa0Premier Composite Technologies
Designer(s)Botin Partners Naval Architecture
categoryOne design sailboat
CountryUnited States
Hull TypeMonohull
First Hull Built2016
Last Hull BuiltStill in production
AppendagesCanting keel canting T-shaped keel (with bulb) with central daggeboard
HelmSingle tiller
RudderTwin spade rudders
CockpitOpen aft cockpit
Ballast TypeCarbon fiber fin with lead bulb
Rigging TypeKetch Marconi (square top mainsail) 9/10
Mast LayoutDeck stepped mast
Ballast Ratio0.34


Overall Length (LOA) 11.99 m / 39.35 ft
Hull Length11.99 m / 39.4 ft
Waterline Length (LWL)11.1 m / 36.5 ft
Beam (width)3.53 m / 11.7 ft
Draft3.2 m / 10.6 ft
Light Displacement (MLC) 3250 kg / 7165 lb
Maximum Displacement3250 kg / 7165 lb
Ballast Weight1100 kg / 2425 lb


Critical Hull Speed8.09 knots
Capsize Screening Formula (CSF)2.41
Comfort Ratio11.37
Displacement-Length Ratio (DLR)67
Ballast Ratio0.34
Sail Area to Displacement46.33
Upwind Sail Area to Displacement55.15 m²/T / 594 ft²/T
Downwind Sail Area to Displacement123.97 m²/T / 1334 ft²/T

Above Deck

Mast LayoutDeck stepped mast
Rotating SparsNo
Number of Levels of Spreaders2
Spreaders AngleSwept-back
Spars ConstructionCarbon fiber spars
Standing RiggingCarbon fiber discontinuous
Reported Sail Area120.96 m² / 1302.00 ft²
Upwind Sail Area121 m² / 1302 ft²
Downwind Sail Area272 m² / 2928 ft²
Mainsail Area72 m² / 775 ft²

Engine Room

Engine(s)1 inboard engine
Engine(s) Power20 HP
Fuel typeDiesel
Fuel Tank Capacity40 L / 10.6 gal