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Sailboat Specifications

Formula 28

Fractional Sloop · Fin W/Spade Rudder

Designed by Stephen Jones · Built by Hunter Boats Ltd. (Uk) · First built 1984

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LOA 28.00 ft  ·  Beam 8.20 ft  ·  Displacement 4,200.00 lb  ·  Sail Area 350  ·  Fractional Sloop  ·  Fin W/Spade Rudder
About the Formula 28 Sailboat

With limited documentation available, the Formula 28 represents an intriguing entry in the 28-foot sailboat market that warrants closer examination by prospective buyers. This design appears to have flown somewhat under the radar compared to more widely marketed contemporaries, which often makes such boats hidden gems for sailors seeking solid performance without premium pricing. Based on its size class, the Formula 28 would typically serve as an excellent coastal cruiser and weekend getaway vessel, offering enough space for comfortable short-term cruising while remaining manageable for a small crew or even single-handed sailing. The 28-foot length strikes an appealing balance between cabin comfort and sailing performance, making it suitable for both recreational day sailing and extended coastal adventures. While specific design details remain scarce, boats in this category from the era generally featured practical layouts optimized for weekend cruising, with reasonable headroom and sleeping accommodations for four to six people. The limited available information suggests this model may appeal particularly to sailors who appreciate discovering lesser-known designs that offer solid construction and sailing characteristics without the premium associated with more famous marques.

Dimensions & Specifications
LOA (Length Overall) 28.00 ft / 8.53 m
LWL (Waterline Length) 22.33 ft / 6.81 m
Beam 8.20 ft / 2.50 m
Max Draft 5.50 ft / 1.68 m
Displacement 4,200.00 lb / 1,905 kg
Ballast 1,823.00 lb / 827 kg
Sail Area (Reported) 350
Design & Construction
Hull Type Fin w/spade rudder
Rigging Type Fractional Sloop
Construction FG
Designer Stephen Jones
Builder Hunter Boats Ltd. (UK)
First Built 1984
Last Built 1987
Number Built 26
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Frequently Asked Questions

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

The Formula 28 has a Sail Area to Displacement ratio (SA/D) of 21.57. Values between 14–18 are typical cruising sailboats; 18–22 is cruiser/racer; over 22 is performance racing.

What is the Formula 28's comfort ratio?

The Formula 28 has a Ted Brewer Comfort Ratio of 16.38. A ratio over 30 indicates good offshore comfort; over 40 is very comfortable offshore.

Is the Formula 28 safe for offshore sailing?

The Formula 28 has a Capsize Screening Formula value of 2.04. Values under 2.0 are considered acceptable for offshore sailing; under 1.8 is ideal.

What is the hull speed of the Formula 28?

The theoretical hull speed of the Formula 28 is 6.33 knots, calculated from its waterline length.

How much does a Formula 28 weigh?

The Formula 28 has a displacement of 4,200.00 lb and a length overall (LOA) of 28.00 ft.

Who designed the Formula 28?

The Formula 28 was designed by Stephen Jones, first built in 1984.