BoatsSwan 40 (S&S)

Swan 40 (S&S)

Masthead Sloop · Fin With Rudder On Skeg · 1970–1972

A versatile S&S design offered with a centerboard option and a taller rig for varied cruising performance

Designed by Sparkman & Stephens, built by Nautor.

LOA
Beam
Draft (max)
Displacement
Ballast
Hull type
Fin With Rudder On Skeg

Is it for you?

Character

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

LivelySea-kindly

Her heavy displacement on a narrow beam gives 39 — a sea-kindly motion in a seaway.

Comfort ratio 39
CoastalBluewater

At 1.63 she sits well under the 2.0 line — a solidly ocean-capable hull for her size.

Capsize screening 1.63
LightHeavy

365 — very heavy for her waterline, a serious load-carrying cruiser.

Displacement / length 365
EasygoingPowered-up

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

Sail area / displacement 16.0
TenderStiff

42% of her weight is ballast — moderately stiff, a middle-of-the-road stability.

Ballast 42%

Built heavy and sea-kindly — a boat made to cross oceans and forgive a rough night.

  • Draws more than ~77% of boats her size on file

Compared with 2888 boats of the same type within a quarter of her length.

The record

Full specifications

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

Dimensions
Weights
Ballast / displacement
41.6%
Rig & sail area
Rig
Masthead Sloop
Ratios
SA / displacement
16.0
Displacement / length
364.9
Comfort ratio
38.7
Capsize screening
1.63
Hull speed
7.2 kn
Pounds / inch immersion
1104
Hull
Hull type
Fin with rudder on skeg
Construction
Fiberglass
Ballast type
Lead
Production
Years built
1970–1972
Units built
51
Designer
Sparkman, Stephens
Builder
Nautor

Boats like this, on the water

Nobody has filmed this one — but these are close.

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.

Warrior 4012.00 mSame hull familyNear-identical lengthA cutter-rigged cruiser with a skeg-hung rudder and a 1.52m draft, built for steady offshore passages
Puma 38-K12.00 mSame hull familyNear-identical lengthA masthead ketch featuring a fin keel and spade rudder, offering a spirited sail area-to-displacement ratio
C&C Yachts 3911.96 mSame hull familyNear-identical lengthA 1971-1974 production masthead sloop with a moderate displacement-to-length ratio, balanced for coastal cruising
Cal Boats 4011.99 mSame hull familyNear-identical lengthA legendary offshore racer with 160 built, featuring a light displacement and a high sail-area-to-displacement ratio
Dufour Yachts 39 CC11.99 mSame hull familyNear-identical lengthA Mortain & Mavrikios-designed center cockpit cruiser balancing a stable 1.88m draft with a nimble 7,080kg displacement
Dufour Yachts 390 Grand Large11.94 mSame hull familyNear-identical lengthAn Umberto Felci-designed fractional sloop built for modern cruising comfort with a balanced 18.58 SA/displacement ratio

The family

Boats like this

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

Keep looking

Nothing filmed of this one yet

Two ways to keep looking — both search what the fleet has actually recorded.

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