BoatsHylas 51

Hylas 51

Masthead Sloop · Fin keel, spade rudder · First built 1991

A German Frers-designed masthead sloop also marketed as the CYC 51, built for offshore comfort and charter capability

Designed by German Frers, built by Queen Long Marine Co.

LOA
Beam
Draft (max)
Displacement
Ballast
Hull type
Fin w/spade Rudder

Is it for you?

Character

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

LivelySea-kindly

Her moderate displacement on a moderate beam gives 35 — a sea-kindly motion in a seaway.

Comfort ratio 35
CoastalBluewater

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

Capsize screening 1.85
LightHeavy

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

Displacement / length 261
EasygoingPowered-up

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

Sail area / displacement 17.0
TenderStiff

44% of her weight is ballast — stiff, standing up well to her sails.

Ballast 44%

A capable cruiser that sits just inside the offshore line — coastal work with real passages in her.

  • Heavier than ~86% of boats her size on file
  • Beamier than ~87% of boats her size on file

Compared with 1592 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
44.0%
Rig & sail area
Rig
Masthead Sloop
Ratios
SA / displacement
17.0
Displacement / length
261.4
Comfort ratio
35.0
Capsize screening
1.85
Hull speed
8.5 kn
Pounds / inch immersion
2204
Hull
Hull type
Fin w/spade rudder
Construction
Fiberglass
Ballast type
Lead
Production
Years built
First built 1991
Designer
German Frers
Builder
Queen Long Marine Co, Ltd (TAIWAN), Hylas Yachts USA

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.

Swan 5115.62 mSame hull familyNear-identical lengthThe inaugural German Frers design for Swan, this masthead sloop balances a powerful 17.85 SA/D ratio with offshore comfort
Kraken Yachts 50 (Dibley)15.24 mSame hull family0.3 m shorterA 15.24-metre offshore cruiser with a 19.77 sail area-to-displacement ratio for balanced performance in varied conditions
Dufour Yachts 4815.29 mSame hull family0.3 m shorterA 15.29-metre performance cruiser with a 4.85-metre beam and a 2.35-metre draft for offshore stability
Bavaria Yachts 5115.60 mSame hull familyNear-identical lengthA 15.6-metre masthead sloop with a 2.4-metre draft, designed for high-volume cruising and steady offshore speed
Dufour Yachts 500 Grand Large15.10 mSame hull family0.4 m shorterA 15.1-metre fractional sloop with a 2.3-metre bulb keel, produced from 2011 to 2015 before the 512 update
Columbia Yachts 5015.24 mSame hull family0.3 m shorterA William Tripp-designed masthead sloop that debuted as the largest production fiberglass sailboat in the US

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.

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