Swan 411

BoatsSwan 411

See her sail

The Swan 411, on the water

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

Footage from Berthon International

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 38 — a sea-kindly motion in a seaway.

Comfort ratio 38

CoastalBluewater

At 1.66 she sits well under the 2.0 line — a solidly ocean-capable hull for her size.

Capsize screening 1.66

LightHeavy

281 — heavy for her waterline, built to carry stores and ride steadily.

Displacement / length 281

EasygoingPowered-up

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

Sail area / displacement 16.9

TenderStiff

41% of her weight is ballast — moderately stiff, a middle-of-the-road stability.

Ballast 41%

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

Heavier than ~81% of boats her size on file
Draws more than ~90% of boats her size on file

Compared with 2726 boats of the same type within a quarter of her length.

What the fleet has seen

The Swan 411, as the fleet has seen it

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

The Swan 411 is a 12.4-meter masthead sloop designed by Sparkman & Stephens and built by Nautor between 1977 and 1979. It is a development of the Swan 41, with its draft increased to 2.29 meters after hull #20.0:24 The Swan 411 has a fin keel with a rudder on a skeg and displaces 10,795 kg. Aboard the 1977 Swan 411 *Kiswala*, the rod rigging was replaced in 2021, and the mainsail and 130% Genoa were replaced in 2017. *Kiswala* carries a carbon spinnaker pole, three spinnakers, and a storm jib.1:12 Its deck equipment includes an electric windlass, an adjustable backstay, and a BNG GPS unit in the aft center cockpit.2:45 The cockpit has four primary winches for Genoa sheets and two secondary winches forward.3:15 Below deck, *Kiswala* has a seven-berth configuration across two cabins, with a forward sail locker that converts to two bunks for distance sailing.3:46 The galley includes a two-burner cooker and a fridge, and the main head has a manual toilet and shower. *Kiswala* has been used for day sailing and racing in the Solent since 2015, retaining its original interior woodwork and upholstery.0:14

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

What they go for

Market signal

Where the fleet has seen this model come up for sale.

1seen for sale

The video is a brokerage listing for this specific boat
from Berthon Internationalseen February 2023watch

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

40.8%

Rig & sail area

Rig

Masthead Sloop

Ratios

SA / displacement

16.9

Displacement / length

281.1

Comfort ratio

37.9

Capsize screening

1.66

Hull speed

7.8 kn

Pounds / inch immersion

1432

Hull

Hull type

Fin with rudder on skeg

Construction

Fiberglass

Ballast type

Lead

Production

Years built

1977–1979

Units built

42

Designer

Sparkman, Stephens

Builder

Nautor

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.

Caliber Yachts 40 LRC12.47 mSame hull familyNear-identical lengthA 1995-launched cutter with a 44% ballast ratio and a 1.55m draft, engineered for long-range offshore self-sufficiency

This “Bulletproof” Cruiser Has a Serious Weak Spot Caliber 40 LRC SE from Practical Sailor

Huisman 4112.52 mSame hull familyNear-identical lengthA Sparkman & Stephens cutter built by Huisman, featuring a stiff 50% ballast ratio for offshore stability

[OFF MARKET] We revisit Huisman 65 Custom TS MY (HUSH), with Hugh Rayner - Yacht for Sale - Berthon0:08 from Berthon International

Hallberg-Rassy 4012.40 mSame hull familyNear-identical lengthA German Frers-designed masthead sloop built for offshore stability with a high comfort ratio and a partial skeg rudder

Hallberg Rassy 40 - A Yacht Delivery from Santander to Bruinisse0:35 from Halcyon Yachts - International Yacht Delivery

Dufour Yachts 4112.50 mSame hull familyNear-identical lengthA 1971 masthead sloop with a skeg-mounted rudder, offered in both sloop and ketch configurations for versatile cruising

SEILmagasinet-TV episode 3/20240:29 from SEILmagasinet

Hanse Yachts 41812.40 mSame hull familyNear-identical lengthA 2017 successor to the 415, offering a shallow keel option and an optional 57 hp engine for versatile cruising

WE GAVE THEM THEIR CHARTER FOR FREE!from 45 Degrees Sailing

Bavaria Yachts C4212.38 mSame hull familyNear-identical lengthA modern fractional sloop by Cossutti featuring a high-volume hull, dual rudders, and a performance-oriented sail plan

Bavaria C42 - Bavaria Phase 2, a return to performance from SVN solovelanet

The family

Boats like this

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

Swan 431A Sparkman & Stephens masthead sloop featuring a skeg-hung rudder and a high ballast ratio for offshore stability Swan 41A Sparkman & Stephens masthead sloop designed for offshore stability with a high comfort ratio and skeg-mounted rudder Swan 441A short-lived 1979 production masthead sloop featuring a spade rudder and a balanced 1.98m draft for cruising Swan 40 (S&S)A versatile S&S design offered with a centerboard option and a taller rig for varied cruising performance Swan 441 RA dedicated racing variant featuring a deep 2.41m draft and a high ballast ratio for competitive performance

Keep asking

The fleet has more to say

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