BoatsHallberg-Rassy 312

Hallberg-Rassy 312

Masthead Sloop · Fin With Rudder On Skeg · 1979–1993

A robust masthead sloop with a skeg-hung rudder, designed by Enderlein for offshore stability and cruising comfort

Designed by Christoph Rassy & Olle Enderlein.

LOA
Beam
Draft (max)
Displacement
Ballast
Hull type
Fin With Rudder On Skeg

See her sail

The Hallberg-Rassy 312, on the water

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

Footage from Practical Sailor

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

Comfort ratio 28
CoastalBluewater

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

Capsize screening 1.83
LightHeavy

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

Displacement / length 299
EasygoingPowered-up

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

Sail area / displacement 15.6
TenderStiff

45% of her weight is ballast — stiff, standing up well to her sails.

Ballast 45%

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

What the fleet has seen

The Hallberg-Rassy 312, as the fleet has seen it

Derived from the videos the fleet has analysed of this model. ▶ marks open the moment aboard.

The Hallberg-Rassy 312 is a masthead sloop designed by Christoph Rassy and Olle Enderlein, built by Hallberg-Rassy from 1979 to 1993.2:40 It measures 9.4 meters LOA, with a 3.1-meter beam, 1.6-meter draft, and 4900 kg displacement. The hull features a fin with a rudder on skeg. An MK II update in 1986 retained the original hull and sail plan but improved the superstructure, increasing saloon headroom from 1.83m to 1.85m and moving larger portlights higher.2:18 Later models were equipped with a Volvo Penta 2003S/120B 28 HP engine.

The living fleet

Sailed by the fleet

Where the fleet has filmed this boat.

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
Ballast / displacement
44.9%
Rig & sail area
Rig
Masthead Sloop
Ratios
SA / displacement
15.6
Displacement / length
299.2
Comfort ratio
28.5
Capsize screening
1.83
Hull speed
6.7 kn
Pounds / inch immersion
912
Hull
Hull type
Fin with rudder on skeg
Construction
Fiberglass
Ballast type
Iron
Production
Years built
1979–1993
Units built
690
Designer
Christoph Rassy, Olle Enderlein
Builder
Hallberg-Rassy

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.

Beneteau Oceanis 319.66 mSame hull family0.2 m longerA Finot-Conq designed fractional sloop balancing a modern hull form with a stable 1.8-meter bulb keel
Everything You Need to Know - Beneteau - Episode 107 - Lady K Sailingfrom Lady K Sailing
Spirit 329.48 mSame hull familyNear-identical lengthA Jacques De Ridder-designed IOR 23-footer built for nearly two decades as a stiff, masthead-rigged fin-keel sloop
Pimp My Ride! Installing New Solar and Batteries in French Polynesia WHS 680:53from Wind Hippie Sailing
Ericson Yachts 32-29.63 mSame hull family0.2 m longerA Bruce King-designed masthead sloop with a fin keel and spade rudder, built for nearly a decade as a popular cruiser
CHOOSING A SAILBOAT TO LIVE ON1:35from Wicked Salty
Dufour Yachts 319.40 mSame hull familyNear-identical lengthA 1973 masthead sloop featuring a skeg-mounted rudder and a comfortable, stable design for coastal cruising
The Perfect Affordable Cruising Boat? (Dufour 31)2:19from Untide
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
Maxi 95: The world's largest 31-footerfrom SEILmagasinet
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
Inside Our New Sailboat… A Full Walkthrough of Our Home0:10from Sailing Nomadika

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.

Hallberg-Rassy 382A masthead sloop with a 43% ballast ratio, designed for offshore stability and a comfortable, stiff motion at seaHallberg-Rassy 352A classic center-cockpit cruiser from Enderlein and Rassy, featuring a skeg-hung rudder and a stiff, stable hullHallberg-Rassy 310A German Frers-designed fractional sloop balancing a stiff 38% ballast ratio with modern performance for coastal cruisingHallberg-Rassy 29An Olle Enderlein-designed masthead sloop with a high ballast ratio, built for offshore stability and cruising comfortHallberg-Rassy 31A German Frers-designed fractional sloop with a high ballast ratio, built for performance and cruising versatilityHallberg-Rassy 38A 1970s masthead cruiser featuring a skeg-hung rudder and a substantial 43% ballast ratio for heavy-weather stability

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