BoatsSupercat 15

Supercat 15

Catamaran, asymmetric hulls · Cat (rotating spar) · First built 1985

A high-performance beach catamaran with a rotating spar and an exceptional sail-area-to-displacement ratio

Designed by Steve Edmunds & Bill Roberts, built by Boston Whaler.

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

See her sail

The Supercat 15, on the water

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

Footage from Wildly Intrepid Sailing

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

The record

Full specifications

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

Dimensions
Weights
Rig & sail area
Rig
Cat (rotating spar)
Ratios
SA / displacement
57.2
Hull
Hull type
Catamaran (no boards/asym.)
Construction
Fiberglass
Production
Years built
First built 1985
Designer
Steve Edmunds, Bill Roberts
Builder
Boston Whaler, Aquarius Sail Inc

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.

Hobie 165.05 mSame hull family0.4 m longerThe most popular sailing catamaran ever built, featuring a rotating spar and boardless hull for high-speed beach sailing
Sailing around Nordkapp on Hobie 16 Catamaranfrom Igor Stropnik
Hobie FX One5.18 mSame hull family0.5 m longerA 5.18-metre single-handed catamaran featuring a rotating fractional rig and an exceptional 56.56 sail area-to-displacement ratio
Hobie Cat FX One, Sailing 14 days & 1100km1:37:37from Igor Stropnik
Hobie Tiger 185.51 mSame hull family0.9 m longerDesigned to the Formula 18 rule, this 5.5-metre catamaran features twin daggerboards and a high power-to-weight ratio
4 day solo passage to the Greek town of Vasiliki 🇬🇷 & sailing cats with ​⁠@JOYRIDER TV26:10from Sam Holmes Sailing
Alcort Inc. Catfish4.01 mSame hull family0.6 m shorterA 1964 George Patterson design, this ultra-light twin-board catamaran offers high-performance sailing in a 4-metre package
Alcort Catfish SMEDLEY 26 Jul 20 Centerboard Pattern Making0:02from kentblairl
Hobie 3.53.51 mSame hull family1.1 m shorterA scaled-down version of the Hobie 14 with a rotating cat rig, designed specifically for younger sailors under 140 lbs
Go on an adventure today | #SAIL #2532:03from Hashtag Sal

The family

Boats like this

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

Supercat 20A high-performance catamaran with a rotating spar and extreme power-to-weight ratio, designed for speed.

Keep asking

The fleet has more to say

Search what's been said about the Supercat 15, or ask a specific question — the answer comes back written out, with links to the moments it draws on.

Search the fleet for boats like thisAsk the fleet about the Supercat 15

The newsletter

New boats, new stories. Every week, everywhere.

One email from the fleet — boats newly added, videos newly analysed. No noise.

Report an issue