BoatsDufour Yachts 3800

Dufour Yachts 3800

Masthead Sloop · Fin keel, spade rudder · 1980–1984

Marketed in the US as the Dufour 31 Frers, this 9.35-metre sloop was offered with both fractional and masthead rigs

Designed by German Frers.

LOA
Beam
Draft (max)
Displacement
Ballast
Hull type
Fin w/spade Rudder

See her sail

The Dufour Yachts 3800, on the water

The fleet's own footage — the truest look at how she really moves.

Footage from Chez Team

Is it for you?

Character

Where this design lands on the numbers a shopper trusts — read straight from her own ratios.

LivelySea-kindly

Her moderate displacement on a moderate beam gives 21 — a moderate, middle-of-the-road motion.

Comfort ratio 21
CoastalBluewater

2.10 — right around the 2.0 line, the edge between coastal and offshore.

Capsize screening 2.10
LightHeavy

232 — moderately heavy for her waterline, a balanced cruising weight.

Displacement / length 232
EasygoingPowered-up

17.1 — moderate power for her weight; steady, all-round performance.

Sail area / displacement 17.1
TenderStiff

45% of her weight is ballast — stiff, standing up well to her sails.

Ballast 45%

A balanced, easily-driven cruiser — comfortable and forgiving for coastal work.

What the fleet has seen

The Dufour Yachts 3800, as the fleet has seen it

Derived from the videos the fleet has analysed of this model. ▶ marks open the moment aboard.

The Dufour Yachts 3800 is a masthead sloop designed by German Frers and built by Dufour Yachts S.A. from 1980 to 1984. It has a fin keel with a spade rudder, measures 9.3 meters LOA, 3.2 meters beam, and 1.7 meters draft, displacing 3792 kg. The model was sold in the US as the DUFOUR 31 FRERS and offered with multiple rig configurations, including a fractional rig and a shorter masthead rig. Its comfort ratio is 20.6.

The living fleet

Sailed by the fleet

Where the fleet has filmed this boat.

Seen once across one channel of the fleet.

Basemap © Wikimedia Commons · CC BY-SA 4.0

Who's been looking

Market signal

Crews the fleet has filmed weighing this model up — no sale seen, and no asking price.

1channel weighed buying one

From the fleet's own footage — our observed signal, not broker listings.

The record

Full specifications

The complete reference set — tap any figure to switch between metric and imperial.

Dimensions
Weights
Ballast / displacement
44.9%
Rig & sail area
Rig
Masthead Sloop
Ratios
SA / displacement
17.1
Displacement / length
231.6
Comfort ratio
20.6
Capsize screening
2.10
Hull speed
6.7 kn
Pounds / inch immersion
962
Hull
Hull type
Fin w/spade rudder
Construction
Fiberglass
Production
Years built
1980–1984
Designer
German Frers
Builder
Dufour Yachts S.A

Boats like this, on the water

More boats like her, on the water

Comparable boats the fleet has on camera: same type, within a quarter of her length. Open the boat, or watch the video — a timestamp means she only appears in passing.

C&C Yachts 30-1 (1-506)9.14 mSame hull family0.2 m shorterWith a 12-year production run, this masthead sloop stands as the longest-built model in the C&C lineup.
Spirit 329.48 mSame hull familyNear-identical lengthA Jacques De Ridder-designed IOR 23-footer built for nearly two decades as a stiff, masthead-rigged fin-keel sloop
Granada Yachts 309.18 mSame hull family0.2 m shorterA 30-foot fractional sloop with a 1.65-meter draft, designed for balanced, performance-oriented cruising
Hunter Marine 319.55 mSame hull family0.2 m longerA Cortland Steck design featuring a B&R rig and a fin keel, built for coastal cruising between 1983 and 1987
Beneteau First 3059.30 mSame hull familyNear-identical lengthA Jean Berret-designed masthead sloop offering versatile keel and rig configurations for coastal cruising
Bavaria Yachts Cruiser 309.47 mSame hull familyNear-identical lengthA 9.47-metre fractional sloop from 2005, designed for manageable coastal cruising with a shallow 1.4-metre draft

The family

Boats like this

Nearby designs by size, type, and era — worth a look alongside her.

Keep asking

The fleet has more to say

Search what's been said about the Dufour Yachts 3800, or ask a specific question — the answer comes back written out, with links to the moments it draws on.

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