Bénéteau First 18

Sailboat 18′ Since 1978

Overview

Builder
Bénéteau
Model
First 18
Type
Sailboat
Built
1978–1981
Designer
Jean-Marie Finot
Hull
Swing Keel
Hull material
Fiberglass
Rig
Fractional Sloop

Dimensions

Length overall
18′ (5.49 m)
Waterline length
16′ 7″ (5.06 m)
Beam
7′ 11″ (2.41 m)
Draft
1′ 10″ (0.55 m)
Displacement
1,389 lb (630 kg)
Ballast
397 lb (180 kg)

Sails and rig

Sail area
178 sq ft (16.5 m²)
I (foretriangle height)
22′ 7″ (6.88 m)
J (foretriangle base)
6′ 7″ (2.00 m)
P (mainsail luff)
22′ 6″ (6.85 m)
E (mainsail foot)
8′ 6″ (2.60 m)

Design ratios

Sail area / displacement
22.8

Power from the sails for the boat's weight. Under 16 is modest, 16–20 a typical cruiser, over 20 lively.

Displacement / length
136

How heavy the boat is for its waterline. Under 200 is light, 200–300 moderate, over 300 heavy.

Ballast ratio
29%

Share of the weight that is ballast. Higher generally means stiffer in a breeze.

Capsize screening
2.83

Under 2 is generally considered better for offshore use.

More details

Construction
FG

Data from Mauri Pro Sailboat Data. Check details with the builder before relying on them.

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