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X-37 Sport is a Cruiser-racer sailboat built by X-Yachts and designed by Niels Jeppesen. Her first hull was built in 2004 and a Keel stepped mast mast configuration.

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X-37 SPORT Sailboat Specifications​


Overall Length (LOA) m / ft11.35 m / 37.24 ft
Designer(s)Niels Jeppesen
categoryCruiser-racer sailboat
Hull TypeMonohull
Number of Hulls Built148
First Hull Built2004
Last Hull Built2010
AppendagesKeel L-shaped keel (with bulb)
HelmSingle helm wheel
RudderSingle spade rudder
CockpitClosed aft cockpit
Rigging TypeSloop Marconi 9/10
Mast LayoutKeel stepped mast
Ballast Ratio42.42


Overall Length (LOA) 11.35 m / 37.24 ft
Hull Length11.35 m / 37.2 ft
Waterline Length (LWL)9.79 m / 32.1 ft
Beam (width)3.48 m / 11.5 ft
Draft2.3 m / 7.6 ft
Light Displacement (MLC) 6400 kg / 14110 lb
Maximum Displacement6400 kg / 14109 lb
Ballast Weight2715 kg / 5986 lb


Critical Hull Speed7.59 knots
Capsize Screening Formula (CSF)1.89
Comfort Ratio25.28
Displacement-Length Ratio (DLR)193
Ballast Ratio42.42
Sail Area to Displacement20.65
Upwind Sail Area to Displacement25.12 m²/T / 270 ft²/T
Downwind Sail Area to Displacement43.66 m²/T / 470 ft²/T

Above Deck

Mast LayoutKeel stepped mast
Mast Height from DWL18.4 m / 60.5 ft
Rotating SparsNo
Number of Levels of Spreaders2
Spreaders AngleSwept-back
Spars ConstructionAluminum spars
Estimated Forestay Length16.02 m / 52.56 ft
Reported Sail Area69.77 m² / 751.00 ft²
Total Sail Area69.79 m² / 751.22 ft²
Upwind Sail Area86.6 m² / 932 ft²
Downwind Sail Area150.5 m² / 1620 ft²
Mainsail Area43.7 m² / 470 ft²
Genoa Area42.9 m² / 462 ft²
I50.80 ft * 15.48 m
J13.50 ft * 4.11 m
P48.90 ft * 14.90 m
E16.70 ft * 5.09 m

Engine Room

Engine(s)1 inboard engine
Engine(s) Power29 HP
Fuel typeDiesel

Below Deck

Maximum Headroom6.1 ft * 1.87 m
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