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Sailboat Specifications

Cobra 35

Fractional Sloop · Catamaran Twin Cbrd.

Designed by Don Karmin · Built by Karmin (Usa) · First built 1985

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LOA 35.00 ft  ·  Beam 18.00 ft  ·  Displacement 5,000.00 lb  ·  Sail Area 650.00 ft²  ·  Fractional Sloop  ·  Catamaran Twin Cbrd.
About the Cobra 35 Sailboat

Designed by Don Karmin and introduced in 1985, this fiberglass catamaran represents an interesting approach to performance cruising from the mid-1980s era. The fractional sloop rig configuration provides excellent sail handling characteristics, while the twin centerboard system offers versatility for exploring both deeper waters and shallow anchorages. With moderate displacement for a 35-footer, the Cobra 35 strikes a balance between carrying capacity and sailing performance. The generous beam typical of catamarans delivers impressive interior volume and stability, making it well-suited for coastal cruising and weekend adventures. The twin hull design provides the shallow draft capabilities that catamaran enthusiasts appreciate, opening up gunkholes and beaches unavailable to deeper-draft monohulls. The sail area to displacement ratio suggests reasonable performance in light to moderate conditions, though like many cruising catamarans of this era, it may require attention to sail trim and boat handling to maximize speed potential. Built by Karmin in the USA, these boats represent American catamaran development during a period when multihull designs were gaining acceptance among recreational sailors. This design would appeal to sailors seeking the space, stability, and shallow-water access that catamarans provide, particularly for coastal and protected water sailing.

Dimensions & Specifications
LOA (Length Overall) 35.00 ft / 10.67 m
Beam 18.00 ft / 5.49 m
Max Draft 4.83 ft / 1.47 m
Min Draft 1.16 ft / 0.35 m
Displacement 5,000.00 lb / 2,268 kg
Sail Area (Reported) 650.00 ft² / 60.39 m²
Design & Construction
Hull Type Catamaran Twin Cbrd.
Rigging Type Fractional Sloop
Construction FG
Designer Don Karmin
Builder Karmin (USA)
First Built 1985
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Engine & Accommodations
Water Capacity 18 gals / 68 L
Frequently Asked Questions

What is the Cobra 35's sail area to displacement ratio?

The Cobra 35 has a Sail Area to Displacement ratio (SA/D) of 35.67. Values between 14–18 are typical cruising sailboats; 18–22 is cruiser/racer; over 22 is performance racing.

What is the Cobra 35's comfort ratio?

The Cobra 35 has a Ted Brewer Comfort Ratio of 5.21. A ratio over 30 indicates good offshore comfort; over 40 is very comfortable offshore.

Is the Cobra 35 safe for offshore sailing?

The Cobra 35 has a Capsize Screening Formula value of 4.22. Values under 2.0 are considered acceptable for offshore sailing; under 1.8 is ideal.

What is the hull speed of the Cobra 35?

The theoretical hull speed of the Cobra 35 is 7.31 kn knots, calculated from its waterline length.

How much does a Cobra 35 weigh?

The Cobra 35 has a displacement of 5,000.00 lb and a length overall (LOA) of 35.00 ft.

Who designed the Cobra 35?

The Cobra 35 was designed by Don Karmin, first built in 1985.