Produced by S2 Yachts, a Michigan-based builder known throughout the 1970s and 1980s for crafting well-finished, approachable sailboats, the 91 Sd represents the company's commitment to delivering capable boats for everyday sailors. S2 Yachts earned a strong reputation for quality construction and practical design, and their lineup attracted a loyal following among coastal cruisers and weekend sailors across North America. While detailed specifications for the 91 Sd are limited, boats from S2's catalog were generally designed with recreational sailing in mind, offering a balance of comfort and performance suited to day sailing and coastal cruising. S2 designs of this era tended to feature solid fiberglass construction, manageable rigs, and cockpit layouts oriented toward ease of handling for small crews or family outings. For a buyer researching this model, connecting with owners through sailing forums or the broader S2 Yachts community can be invaluable for uncovering real-world insights. Given the brand's reputation for durability, a well-maintained example is likely to offer reliable, enjoyable sailing for those seeking an unpretentious and seaworthy coastal companion.
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What is the S2 91 Sd's sail area to displacement ratio?
The S2 91 Sd has a Sail Area to Displacement ratio (SA/D) of 19.91. Values between 14–18 are typical cruising sailboats; 18–22 is cruiser/racer; over 22 is performance racing.
What is the S2 91 Sd's comfort ratio?
The S2 91 Sd has a Ted Brewer Comfort Ratio of 20.02. A ratio over 30 indicates good offshore comfort; over 40 is very comfortable offshore.
Is the S2 91 Sd safe for offshore sailing?
The S2 91 Sd has a Capsize Screening Formula value of 2.12. Values under 2.0 are considered acceptable for offshore sailing; under 1.8 is ideal.
What is the hull speed of the S2 91 Sd?
The theoretical hull speed of the S2 91 Sd is 6.7 knots, calculated from its waterline length.
How much does a S2 91 Sd weigh?
The S2 91 Sd has a displacement of 7,850.00 lb and a length overall (LOA) of 29.83 ft.
Who designed the S2 91 Sd?
The S2 91 Sd was designed by Graham & Schlageter, first built in 1983.