BoatsHallberg-Rassy 31

Hallberg-Rassy 31

Fractional Sloop · Fin keel, spade rudder · 1992–2009

A German Frers-designed fractional sloop with a high ballast ratio, built for performance and cruising versatility

Designed by German Frers.

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 23 — a moderate, middle-of-the-road motion.

Comfort ratio 23
CoastalBluewater

2.02 — right around the 2.0 line, the edge between coastal and offshore.

Capsize screening 2.02
LightHeavy

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

Displacement / length 223
EasygoingPowered-up

21.1 — plenty of sail for her weight; lively and quick to respond.

Sail area / displacement 21.1
TenderStiff

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

Ballast 44%

Powered-up and quick to accelerate — this one likes to sail.

The record

Full specifications

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

Dimensions
Weights
Ballast / displacement
44.4%
Rig & sail area
Rig
Fractional Sloop
Ratios
SA / displacement
21.1
Displacement / length
222.5
Comfort ratio
22.6
Capsize screening
2.02
Hull speed
7.0 kn
Pounds / inch immersion
1049
Hull
Hull type
Fin w/spade rudder
Construction
Fiberglass
Ballast type
Lead
Production
Years built
1992–2009
Units built
356
Designer
German Frers
Builder
Hallberg-Rassy

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.

Hunter Marine 319.55 mSame hull familyNear-identical lengthA Cortland Steck design featuring a B&R rig and a fin keel, built for coastal cruising between 1983 and 1987
Hunter Marine 339.96 mSame hull family0.3 m longerA 1977 masthead sloop with a 38% ballast ratio, designed for stability and coastal performance
Moody 33310.06 mSame hull family0.4 m longerA twin-keel cruiser featuring an aft cabin with a double berth accessible directly from the saloon
Hunter Marine 309.27 mSame hull family0.4 m shorterA John Cherubini-designed masthead sloop offered in multiple keel configurations and as an unfinished kit version
Maxi Yachts 959.50 mSame hull familyNear-identical lengthA 9.5-metre masthead sloop produced for a decade, featuring a skeg-hung rudder for predictable coastal handling
Nonsuch 309.24 mSame hull family0.4 m shorterA 30-foot cruiser with a 43% ballast ratio, offering a stable and stiff platform for coastal 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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