BoatsCatalac 9M

Catalac 9M

Catamaran, asymmetric hulls · Masthead Sloop · First built 1975

The most popular model in the series, with over 250 built from the original molds later used for the Catalac 900

Designed by Winterbotom, Lack & Duff, built by Tom Lack Catamarans.

LOA
Beam
Draft (max)
Displacement
Hull type
Catamaran (No boards/asym.)

Is it for you?

Character

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

Shoal draftDraws 0.76 m, board up where she has one — creeks, sandbars and thin anchorages most keels have to stay out of.
LightHeavy

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

Displacement / length 205
EasygoingPowered-up

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

Sail area / displacement 16.9
  • Draws less than ~92% of boats her size on file
  • Narrower than ~90% of boats her size on file

Compared with 109 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
Rig & sail area
Rig
Masthead Sloop
Ratios
SA / displacement
16.9
Displacement / length
205.1
Hull
Hull type
Catamaran (no boards/asym.)
Construction
Fiberglass
Production
Years built
First built 1975
Units built
250
Designer
Winterbotom, Lack, Duff
Builder
Tom Lack Catamarans, Catalac

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.

Gemini 105MC10.21 mSame hull family1.3 m longerA versatile cruising catamaran featuring a cockpit that converts with canvas or solid panels for all-weather comfort
Dragonfly 3510.68 mSame hull family1.8 m longerA high-performance trimaran with a rotating fractional rig and a 34.54 SA/D ratio built for rapid, stable cruising
Dragonfly 25-27.65 mSame hull family1.3 m shorterA high-performance trimaran with a rotating spar, available in touring or carbon-rigged sport configurations

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

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

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