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DUFOUR 31
Built by Dufour
• Designed by Michel Dufour
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General Information
Hull Type:
Fin with rudder on skeg
Rigging Type:
Masthead Sloop
First Built:
1973
Number Built:
900
Dimensions
Length Overall (LOA):
9.40 m
Length Waterline (LWL):
7.01 m
Beam:
3.20 m
Draft (Max):
1.73 m
Weight & Ballast
Displacement:
4,354 kg
Ballast:
1,676 kg
Sail Plan
Foresail Area:
20.91 m²
Mainsail Area:
15.78 m²
Sail Area:
36.68 m²
Sail Area (reported):
36.70 m²
I (Fore Triangle Height):
11.46 m
J (Fore Triangle Base):
3.65 m
P (Mainsail Hoist):
10.15 m
E (Boom Length):
3.11 m
Est. Forestay Length:
12.03 m
Engine & Systems
Engine Make:
Volvo
Engine Type:
Diesel
Engine Model:
MD7A/MD2B
Fuel Capacity:
49 L
Water Capacity:
76 L
Performance Ratios
Hull Speed:
6.43 knots
SA/Displacement (Calc):
14.03
SA/Displacement (Reported):
14.04
Ballast/Disp Ratio:
38.50%
Displacement/Length:
352.24
Comfort Ratio:
25.54
Capsize Screening:
1.98
S-Number:
1.20
Immersion:
154 kg/cm
Notes
Not to be confused with the DUFOUR 3800 AKA DUFOUR 31 FRERS (1980).
Market Value
No pricing data available yet.
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