BoatsCatalina Yachts 310

Catalina Yachts 310

Masthead Sloop · Fin w/bulb & Spade Rudder · 1999–2011

A 9.45-metre masthead sloop produced from 1999 to 2011, featuring a wing keel and a standard Universal engine

Designed by Gerry Douglas.

LOA
Beam
Draft (max)
Displacement
Ballast
Hull type
Fin w/bulb & 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 beamy beam gives 22 — a moderate, middle-of-the-road motion.

Comfort ratio 22
CoastalBluewater

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

Capsize screening 2.12
LightHeavy

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

Displacement / length 247
EasygoingPowered-up

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

Sail area / displacement 16.7
TenderStiff

39% of her weight is ballast — moderately stiff, a middle-of-the-road stability.

Ballast 39%

A balanced, easily-driven cruiser — comfortable and forgiving for coastal work.

  • Beamier than ~80% of boats her size on file

Compared with 2631 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
38.8%
Rig & sail area
Rig
Masthead Sloop
Ratios
SA / displacement
16.7
Displacement / length
247.1
Comfort ratio
22.1
Capsize screening
2.12
Hull speed
6.9 kn
Pounds / inch immersion
1089
Hull
Hull type
Fin w/bulb & spade rudder
Construction
Fiberglass
Ballast type
Lead
Production
Years built
1999–2011
Designer
Gerry Douglas
Builder
Catalina Yachts

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.

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
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
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
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 family0.2 m shorterA 30-foot cruiser with a 43% ballast ratio, offering a stable and stiff platform for coastal cruising
Granada Yachts 319.39 mSame hull familyNear-identical lengthA masthead sloop with a spade rudder and nearly 46% ballast ratio, designed for stability in a 31-foot hull

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.

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