Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin w/spade rudder
Rigging Type: Masthead Sloop
LOA: 8.25 m
LWL: 6.75 m
S.A. (reported): 30.19 m²
Beam: 2.93 m
Displacement: 2,751 kg
Ballast: 900 kg
Max Draft: 1.46 m
Construction: FG
Ballast Type: Iron
First Built: 1977
Last Built: 1984
# Built: 1300
Builder: Dufour
Designer: Michel Dufour

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: Volvo Penta
Model: MD5
Type: Diesel
HP: 7.5
Fuel: 42 L


Water: 136 L

Sailboat Calculations

S.A. / Displ.: 15.68
Bal. / Displ.: 32.72
Disp: / Len: 249.45
Comfort Ratio: 19.48
Capsize Screening Formula: 2.11
S#: 2.05
Hull Speed: 6.31 kn
Pounds/Inch Immersion: 760.23 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 10.34 m
J: 3.32 m
P: 8.70 m
E: 3.00 m
S.A. Fore: 17.16 m²
S.A. Main: 13.05 m²
S.A. Total (100% Fore + Main Triangles): 30.20 m²
S.A./Displ. (calc.): 15.69
Est. Forestay Length: 10.86 m

Sailboat Links

Designers: Michel Dufour
Builders: Dufour Yachts (FRA)
Download Boat Record:


Successor to the DUFOUR 27 in 1978. This was the second most popular Dufour of all time, with 1,300 being built over a 6 year period. A sportier version, the CS Club Special had a deeper keel. A lifting keel model was also available.
(2800 refers to the displacement of 2800 kg.)