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Sailboat Specifications

Aristocat 30

Masthead Sloop · Catamaran Twin Cbrd.

Designed by Robin Musters / Ken Shaw · Built by Aristocat Marine Ltd. (Uk) · First built 1969

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LOA 30.50 ft  ·  Beam 14.00 ft  ·  Displacement 15,000.00 lb  ·  Sail Area 495  ·  Masthead Sloop  ·  Catamaran Twin Cbrd.
About the Aristocat 30 Sailboat

Built during an era when production multihulls were gaining momentum in the recreational sailing market, this trimaran represents an interesting chapter in affordable multihull design. The Aristocat 30 emerged as part of the broader movement to bring catamaran and trimaran sailing to budget-conscious sailors seeking the performance advantages of multiple hulls. While detailed specifications remain elusive, the design appears to follow the classic trimaran configuration with a central hull flanked by smaller outrigger floats, providing the stability and speed potential that draws sailors to multihull designs. The boat's proportions suggest it was intended primarily for coastal cruising and daysailing, offering the thrilling sailing characteristics that trimarans are known for—quick acceleration, reduced heeling, and impressive light-air performance. Like many boats from this period of multihull development, the Aristocat 30 likely represents a compromise between performance and practicality, making trimaran sailing accessible to sailors transitioning from monohulls. The design would appeal to those seeking a departure from conventional sailing without the complexity of larger offshore multihulls, making it suitable for sailors interested in exploring the unique characteristics of three-hull sailing in protected waters.

Dimensions & Specifications
LOA (Length Overall) 30.50 ft / 9.30 m
LWL (Waterline Length) 27.58 ft / 8.41 m
Beam 14.00 ft / 4.27 m
Max Draft 4.75 ft / 1.45 m
Min Draft 1.5
Displacement 15,000.00 lb / 6,804 kg
Sail Area (Reported) 495
Design & Construction
Hull Type Catamaran Twin Cbrd.
Rigging Type Masthead Sloop
Construction FG
Designer Robin Musters / Ken Shaw
Builder Aristocat Marine Ltd. (UK)
First Built 1969
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Frequently Asked Questions

What is the Aristocat 30's sail area to displacement ratio?

The Aristocat 30 has a Sail Area to Displacement ratio (SA/D) of 13.07. Values between 14–18 are typical cruising sailboats; 18–22 is cruiser/racer; over 22 is performance racing.

What is the Aristocat 30's comfort ratio?

The Aristocat 30 has a Ted Brewer Comfort Ratio of 24.06. A ratio over 30 indicates good offshore comfort; over 40 is very comfortable offshore.

Is the Aristocat 30 safe for offshore sailing?

The Aristocat 30 has a Capsize Screening Formula value of 2.27. Values under 2.0 are considered acceptable for offshore sailing; under 1.8 is ideal.

What is the hull speed of the Aristocat 30?

The theoretical hull speed of the Aristocat 30 is 7.04 kn knots, calculated from its waterline length.

How much does a Aristocat 30 weigh?

The Aristocat 30 has a displacement of 15,000.00 lb and a length overall (LOA) of 30.50 ft.

Who designed the Aristocat 30?

The Aristocat 30 was designed by Robin Musters / Ken Shaw, first built in 1969.