BoatsIrwin Yachts 42

Irwin Yachts 42

Masthead Sloop · Fin With Rudder On Skeg · First built 1976

A 12.8-meter masthead sloop with a 1.37-meter draft, offering a high comfort ratio for stable coastal cruising

Designed by Ted Irwin.

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 moderate beam gives 38 — a sea-kindly motion in a seaway.

Comfort ratio 38
CoastalBluewater

1.74 — just under the 2.0 offshore line; her beam is modest for her weight.

Capsize screening 1.74
LightHeavy

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

Displacement / length 300
EasygoingPowered-up

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

Sail area / displacement 15.3
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 ~89% of boats her size on file
  • Draws less than ~98% of boats her size on file
  • Beamier than ~77% of boats her size on file

Compared with 2639 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
41.4%
Rig & sail area
Rig
Masthead Sloop
Ratios
SA / displacement
15.3
Displacement / length
299.9
Comfort ratio
38.3
Capsize screening
1.74
Hull speed
7.9 kn
Pounds / inch immersion
1671
Hull
Hull type
Fin with rudder on skeg
Construction
Fiberglass
Ballast type
Lead
Production
Years built
First built 1976
Designer
Ted Irwin
Builder
Irwin Yachts

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.

Rustler Yachts 4212.80 mSame hull familyNear-identical lengthA 12.8-metre cutter with a 40% ballast ratio, engineered for heavy-weather stability and long-range blue water autonomy
Endeavour 4212.88 mSame hull familyNear-identical lengthA Johan Valentijn-designed masthead sloop with a skeg-mounted rudder, built for stable, comfortable offshore cruising
Tayana Vancouver 4212.73 mSame hull familyNear-identical lengthA heavy-displacement cutter with a 40% ballast ratio, designed for stable offshore passage-making since 1979
Passport Yachts 4212.80 mSame hull familyNear-identical lengthA Stan Huntingford-designed cutter featuring a skeg-mounted rudder and a stable, heavy-displacement hull for offshore work
Valiant Yachts 4212.80 mSame hull familyNear-identical lengthA Robert Perry-designed offshore cutter featuring a skeg-hung rudder and a heavy displacement hull for blue-water stability
Moody 4212.74 mSame hull familyNear-identical lengthA masthead ketch offered with a center cockpit and an optional inside steering station for all-weather cruising

The family

Related models

The designs closest to hers — usually the rest of the builder's range, sometimes the same hull sold under another name.

Keep looking

Nothing filmed of this one yet

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