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Sailboat Specifications

Penguin

Cat (Marconi) · Centerboard Dinghy

Designed by Philip Rhodes · Built by Customflex (Usa) · First built 1939

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LOA 11.42 ft  ·  Beam 4.67 ft  ·  Displacement 140.00 lb  ·  Cat (Marconi)  ·  Centerboard Dinghy
About the Penguin Sailboat

Designed as a simple, affordable one-design dinghy, the Penguin has long served as an accessible entry point into the world of sailing. Originally developed in the 1930s by Philip Rhodes, this compact flat-bottomed skiff was conceived with beginner and youth sailors in mind, offering a forgiving and easy-to-handle platform for learning fundamental sailing skills. The Penguin's straightforward construction made it popular for home building, and many early examples were built from kits or plans by enthusiastic amateurs — a tradition that gave the class a loyal grassroots following. Its shallow, flat hull is well suited to protected waters such as lakes, ponds, and calm coastal inlets, making it a natural fit for sailing clubs and youth programs. Racing within the one-design class has historically been competitive and spirited, rewarding skipper skill over equipment advantage. While the Penguin is not intended for offshore or bluewater sailing, it remains a charming and capable little boat for those looking to develop their sailing fundamentals or enjoy relaxed racing in sheltered conditions. Its modest demands and rich history make it worth a closer look.

Dimensions & Specifications
LOA (Length Overall) 11.42 ft / 3.48 m
Beam 4.67 ft / 1.42 m
Max Draft 3.83 ft / 1.17 m
Displacement 140.00 lb / 64 kg
Design & Construction
Hull Type Centerboard Dinghy
Rigging Type Cat (Marconi)
Construction Wood or FG
Designer Philip Rhodes
Builder Customflex (USA)
First Built 1939
Number Built 10000
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Frequently Asked Questions

What is the Penguin's comfort ratio?

The Penguin has a Ted Brewer Comfort Ratio of 2.7. A ratio over 30 indicates good offshore comfort; over 40 is very comfortable offshore.

What is the hull speed of the Penguin?

The theoretical hull speed of the Penguin is 4.17 kn knots, calculated from its waterline length.

How much does a Penguin weigh?

The Penguin has a displacement of 140.00 lb and a length overall (LOA) of 11.42 ft.

Who designed the Penguin?

The Penguin was designed by Philip Rhodes, first built in 1939.