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Sailboat Specifications

S2 86

Masthead Sloop · Fin W/Spade Rudder

Designed by Arthur Edmunds · Built by S2 Yachts · First built 1983

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LOA 28.00 ft  ·  Beam 9.50 ft  ·  Displacement 7,600.00 lb  ·  Sail Area 390.00 ft²  ·  Masthead Sloop  ·  Fin W/Spade Rudder
About the S2 86 Sailboat

Produced by S2 Yachts, the Michigan-based builder known for crafting well-finished, performance-oriented sailboats throughout the 1970s and 1980s, the S2 8.6 represents a solid example of the era's approach to versatile daysailing and coastal cruising. S2 Yachts earned a strong reputation for combining quality construction with responsive sailing characteristics, and this model reflects that heritage. Designed to appeal to sailors seeking a capable yet manageable boat, the 8.6 suits those looking to explore coastal waters with confidence. Its proportions place it in a category that balances weekend cruising comfort with enough liveliness to keep sailing genuinely enjoyable. Like many S2 designs, it is likely to reward attentive helmsmanship and perform well across a range of conditions. For buyers researching this model, finding one in good condition can represent excellent value given S2's reputation for durable builds and thoughtful layouts. While detailed specifications may be difficult to locate, the boat's standing within the broader S2 lineup suggests it was built to a consistent standard that has helped many examples age gracefully over the decades.

Dimensions & Specifications
LOA (Length Overall) 28.00 ft / 8.53 m
LWL (Waterline Length) 22.50 ft / 6.86 m
Beam 9.50 ft / 2.90 m
Max Draft 4.50 ft / 1.37 m
Displacement 7,600.00 lb / 3,447 kg
Ballast 3,000.00 lb / 1,361 kg
Sail Area (Reported) 390.00 ft² / 36.23 m²
Design & Construction
Hull Type Fin w/spade rudder
Rigging Type Masthead Sloop
Construction FG
Designer Arthur Edmunds
Builder S2 Yachts
First Built 1983
Last Built 1987
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Frequently Asked Questions

What is the S2 86's sail area to displacement ratio?

The S2 86 has a Sail Area to Displacement ratio (SA/D) of 16.19. Values between 14–18 are typical cruising sailboats; 18–22 is cruiser/racer; over 22 is performance racing.

What is the S2 86's comfort ratio?

The S2 86 has a Ted Brewer Comfort Ratio of 24.24. A ratio over 30 indicates good offshore comfort; over 40 is very comfortable offshore.

Is the S2 86 safe for offshore sailing?

The S2 86 has a Capsize Screening Formula value of 1.94. Values under 2.0 are considered acceptable for offshore sailing; under 1.8 is ideal.

What is the hull speed of the S2 86?

The theoretical hull speed of the S2 86 is 6.36 knots, calculated from its waterline length.

How much does a S2 86 weigh?

The S2 86 has a displacement of 7,600.00 lb and a length overall (LOA) of 28.00 ft.

Who designed the S2 86?

The S2 86 was designed by Arthur Edmunds, first built in 1983.