Launched in 1975 by S2 Yachts, this 23-footer represents an interesting chapter in the builder's evolution during the mid-1970s boom in affordable sailing. Designer Arthur Edmunds created a compact cruiser that balances performance with practical accommodations, evident in the boat's moderate displacement of 3,800 pounds and healthy sail area of 244 square feet. The S2 70's masthead sloop rig and 4.67-foot draft make it well-suited for coastal cruising and weekend adventures, while the fiberglass construction ensures durability and relatively low maintenance. With a comfort ratio of 18.65, this boat leans toward the performance end of the spectrum rather than heavy cruising, suggesting spirited sailing characteristics that should appeal to sailors who enjoy an active helm. The combination of an 18.33-foot waterline and moderate beam creates a hull form that should track well and maintain reasonable stability. A capsize screening formula of 2.05 indicates decent seaworthiness for coastal waters, though this boat would be better suited for protected bays and near-shore sailing rather than extended offshore passages. With only 140 units built during its production run, the S2 70 remains a relatively uncommon sight, making it an interesting choice for sailors seeking something distinctive in the competitive 23-foot market segment.
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What is the S2 70's sail area to displacement ratio?
The S2 70 has a Sail Area to Displacement ratio (SA/D) of 16.08. Values between 14–18 are typical cruising sailboats; 18–22 is cruiser/racer; over 22 is performance racing.
What is the S2 70's comfort ratio?
The S2 70 has a Ted Brewer Comfort Ratio of 18.65. A ratio over 30 indicates good offshore comfort; over 40 is very comfortable offshore.
Is the S2 70 safe for offshore sailing?
The S2 70 has a Capsize Screening Formula value of 2.05. Values under 2.0 are considered acceptable for offshore sailing; under 1.8 is ideal.
What is the hull speed of the S2 70?
The theoretical hull speed of the S2 70 is 5.74 kn knots, calculated from its waterline length.
How much does a S2 70 weigh?
The S2 70 has a displacement of 3,800.00 lb and a length overall (LOA) of 23.00 ft.
Who designed the S2 70?
The S2 70 was designed by Arthur Edmunds, first built in 1975.