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Sailboat Specifications

Sea Pearl 28

Cat Ketch · Keel/Cbrd.

Designed by Ron Johnson · Built by Marine Concepts · First built 1990

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LOA 27.67 ft  ·  Beam 8.00 ft  ·  Displacement 3,750.00 lb  ·  Sail Area 290.00 ft²  ·  Cat Ketch  ·  Keel/Cbrd.
About the Sea Pearl 28 Sailboat

Designed as a trailerable cruising sailboat, the Sea Pearl 28 occupies an appealing niche for sailors who want flexibility without sacrificing genuine liveaboard comfort. Built by Marine Concepts, this catboat-influenced design draws on a shallow-draft hull that makes it well suited to coastal cruising, inland waterways, and protected anchorages that deeper-keeled boats simply cannot access. The Sea Pearl 28 is particularly valued for its simplicity of rig and ease of single-handed or short-handed sailing, making it an attractive option for couples or solo cruisers looking to keep manageable systems aboard. Its trailerable nature means owners can explore different cruising grounds without committing to a permanent marina slip, a practical advantage that has earned the design a loyal following. While detailed specification data is limited, the Sea Pearl 28 is generally regarded as a capable and sensible coastal cruiser with enough accommodations for extended weekend or week-long passages. For buyers prioritizing versatility, shallow-water access, and straightforward seamanship over offshore bluewater capability, this boat presents a compelling and well-rounded choice worth investigating further.

Dimensions & Specifications
LOA (Length Overall) 27.67 ft / 8.43 m
LWL (Waterline Length) 24.58 ft / 7.49 m
Beam 8.00 ft / 2.44 m
Max Draft 5.50 ft / 1.68 m
Min Draft 1.58 ft / 0.48 m
Displacement 3,750.00 lb / 1,701 kg
Ballast 1,200.00 lb / 544 kg
Sail Area (Reported) 290.00 ft² / 26.94 m²
Design & Construction
Hull Type Keel/Cbrd.
Rigging Type Cat Ketch
Construction FG
Designer Ron Johnson
Builder Marine Concepts
First Built 1990
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Frequently Asked Questions

What is the Sea Pearl 28's sail area to displacement ratio?

The Sea Pearl 28 has a Sail Area to Displacement ratio (SA/D) of 19.28. Values between 14–18 are typical cruising sailboats; 18–22 is cruiser/racer; over 22 is performance racing.

What is the Sea Pearl 28's comfort ratio?

The Sea Pearl 28 has a Ted Brewer Comfort Ratio of 14.23. A ratio over 30 indicates good offshore comfort; over 40 is very comfortable offshore.

Is the Sea Pearl 28 safe for offshore sailing?

The Sea Pearl 28 has a Capsize Screening Formula value of 2.06. Values under 2.0 are considered acceptable for offshore sailing; under 1.8 is ideal.

What is the hull speed of the Sea Pearl 28?

The theoretical hull speed of the Sea Pearl 28 is 6.64 knots, calculated from its waterline length.

How much does a Sea Pearl 28 weigh?

The Sea Pearl 28 has a displacement of 3,750.00 lb and a length overall (LOA) of 27.67 ft.

Who designed the Sea Pearl 28?

The Sea Pearl 28 was designed by Ron Johnson, first built in 1990.