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Sailboat Specifications

Show 27

Masthead Sloop · Fin W/Spade Rudder

Designed by Delio Barberis/Lanfranco Soma · Built by Cantieri Barberis · First built 1978

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LOA 27.50 ft  ·  Beam 9.67 ft  ·  Displacement 4,000.00 lb  ·  Sail Area 298.00 ft²  ·  Masthead Sloop  ·  Fin W/Spade Rudder
About the Show 27 Sailboat

Produced by Show Boats International, the Show 27 is a compact cruiser-racer that reflects the design sensibilities of its era, offering sailors a versatile platform suited to both weekend coastal adventures and competitive club racing. With its manageable size, the Show 27 appeals to sailors looking for an entry point into keelboat ownership without sacrificing the satisfaction of genuine performance on the water. Though detailed specifications are limited, the Show 27's reputation suggests a hull designed with a balance of stability and responsiveness in mind, making it approachable for less experienced sailors while still rewarding those with refined helming skills. Its proportions lend themselves well to daysailing and short coastal passages, and the boat has found a following among budget-conscious sailors who appreciate a capable, no-frills package. For anyone researching an affordable and practical sailboat for inshore or near-coastal use, the Show 27 represents a worthy consideration. Prospective buyers are encouraged to seek out owner communities and class associations, where firsthand accounts and accumulated knowledge can offer valuable insight beyond what factory documentation alone provides.

Dimensions & Specifications
LOA (Length Overall) 27.50 ft / 8.38 m
LWL (Waterline Length) 22.00 ft / 6.71 m
Beam 9.67 ft / 2.95 m
Max Draft 5.50 ft / 1.68 m
Displacement 4,000.00 lb / 1,814 kg
Ballast 1,433.00 lb / 650 kg
Sail Area (Reported) 298.00 ft² / 27.69 m²
Design & Construction
Hull Type Fin w/spade rudder
Rigging Type Masthead Sloop
Construction FG
Designer Delio Barberis/Lanfranco Soma
Builder Cantieri Barberis
First Built 1978
Related Sailboats Contessa 27 · Cal 27 · J27 · Mirage 275 · Cc 27 Mk Ii
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Frequently Asked Questions

What is the Show 27's sail area to displacement ratio?

The Show 27 has a Sail Area to Displacement ratio (SA/D) of 18.97. Values between 14–18 are typical cruising sailboats; 18–22 is cruiser/racer; over 22 is performance racing.

What is the Show 27's comfort ratio?

The Show 27 has a Ted Brewer Comfort Ratio of 12.73. A ratio over 30 indicates good offshore comfort; over 40 is very comfortable offshore.

Is the Show 27 safe for offshore sailing?

The Show 27 has a Capsize Screening Formula value of 2.44. Values under 2.0 are considered acceptable for offshore sailing; under 1.8 is ideal.

What is the hull speed of the Show 27?

The theoretical hull speed of the Show 27 is 6.29 knots, calculated from its waterline length.

How much does a Show 27 weigh?

The Show 27 has a displacement of 4,000.00 lb and a length overall (LOA) of 27.50 ft.

Who designed the Show 27?

The Show 27 was designed by Delio Barberis/Lanfranco Soma, first built in 1978.