Oyster 406 Information, Review, Specs

Make
Oyster
Model
406
Number Built
35
Production Year(s)
1986 - 1990

The Oyster 406, produced by the renowned British builder Oyster Marine between 1986 and 1990, stands as a testament to the brand's commitment to robust construction and comfortable bluewater cruising. Designed by the esteemed naval architecture firm Holman and Pye, this 40-foot monohull quickly gained a reputation as a versatile and capable offshore cruiser, offering a harmonious blend of performance, safety, and luxurious living space. The 406 was notably the smallest model to feature Oyster's distinctive deck saloon, which would become a signature element of the brand.

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The Oyster 406 emerged in 1986 as an updated successor to the Oyster 39, reflecting Oyster Marine's evolving design philosophy in the mid-1980s. During this period, Oyster Marine, founded by Richard Matthews, was establishing its name for crafting high-quality, fiberglass cruising yachts suitable for extended voyages. The company embraced fiberglass as its primary construction material, ensuring robust and durable hulls that were essential for bluewater sailing. A significant shift in Oyster's design identity around 1980 saw the introduction of the deck saloon, a feature that became a trademark for the brand, enhancing comfort and liveability with panoramic views and abundant natural light.

The Holman and Pye design for the 406 aimed to create a versatile cruiser that combined impeccable sailing performance with practical, luxurious living. The model was offered in both traditional coachroof and the now-iconic deck saloon configurations, making the 406 the smallest Oyster to incorporate the elevated deck saloon design. A key design feature, the encapsulated ballast casting, provided structural integrity without the maintenance concerns associated with keel bolts. Only 35 units of the Oyster 406 were built during its four-year production run, solidifying its place as a well-regarded classic in the Oyster lineage.

Sailing Performance and Handling

The Oyster 406 is characterized by its solid and forgiving sailing performance, making it well-suited for offshore passages. With a displacement of 20,500 lbs and a waterline length of 34.79 feet, the yacht falls into a moderate displacement category with a Displacement to Length (D/L) ratio of approximately 217.07. This suggests a comfortable motion in a seaway, rather than the more jarring ride of a lightweight racer. The Sail Area to Displacement (SA/D) ratio, calculated at around 14.93, indicates that the Oyster 406 is a robust cruiser that performs capably as the wind increases, rather than being optimized for light-air speed.

Its hull design, featuring a fin keel and a skeg-hung rudder, contributes to directional stability and control, particularly in challenging conditions. The encapsulated ballast system not only simplifies maintenance but also contributes to the yacht's inherent stiffness and stability under sail. Owners have frequently praised the Oyster 406 for being easily sailed by a couple, noting its balanced helm and comfortable motion offshore. The yacht has proven to be fast under sail and possesses the practical ability to dry out level on its own keel.

Accommodations and Layout

The interior of the Oyster 406 is designed for comfortable and practical living, reflecting Oyster's reputation for creating luxurious bluewater yachts. The most celebrated layout variation is the deck saloon version, which bathes the interior in natural light and offers expansive views, a hallmark of Oyster's design philosophy, 5].

Typically, the 406 features a two-cabin, two-head layout, providing ample privacy and convenience for extended cruising or liveaboard situations. While specific headroom figures are not consistently available, the design ensures generous living spaces with well-balanced proportions and meticulous detailing throughout. The joinery is crafted to a high standard, showcasing the exquisite craftsmanship for which Oyster is known. The galley is generally well-appointed, offering functionality for preparing meals offshore, while the saloon provides a comfortable area for dining and relaxation. Storage is typically ample, designed to accommodate the provisions and gear required for long voyages.

Owner's Perspectives

Owners of the Oyster 406 consistently commend its exceptional build quality and robust construction, often describing the hulls as "very well made and over engineered". This contributes significantly to a sense of security and confidence when undertaking offshore passages. The comfortable motion in a seaway and the ease with which the yacht can be handled by a short-handed crew are frequently highlighted as major strengths. The fiberglass hull is also noted for requiring minimal maintenance during the sailing season. The practical two-cabin, two-head arrangement, especially in the deck saloon variant, is highly valued for its versatile luxury living space. The encapsulated ballast design is appreciated for its maintenance-free nature, reinforcing the boat's suitability for extended cruising. While general issues common to older yachts may arise, there are no widely reported systemic flaws specific to the Oyster 406, with owners generally expressing satisfaction with their vessel's durability and cruising capabilities.

Measurements

Construction & Hull

Construction Material
Fiberglass (Solid)
Hull Type
Monohull Sailboat
Keel Type
Fin
Rudder
1x Skeg-Hung
Ballast
-
Displacement
20500 lbs
Water Capacity
60 gal
Fuel Capacity
100 gal

Engine

Engine Make
Perkins
Engine Model
4108
Engine Type
Engine HP
Engine Count
1
Drive Type
Fuel Type
Diesel
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

Rig Type
Masthead Sloop
P (Main Luff)
43 ft
E (Main Foot)
14.3 ft
I (Foretriangle Height)
50.5 ft
J (Foretriangle Base)
15.5 ft
Forestay Length (est)
52.83 ft
Main Sail Area
307.45 sqft
Foretriangle Sail Area
391.38 sqft
Total Sail Area (Reported)
699 sqft
Total Sail Area (Calc)
698.83 sqft

Dimensions

LOA
40.49 ft
LWL
34.79 ft
Beam
12.76 ft
Draft
5.75 ft
Max Headroom
-
Air Draft
-

Calculations

Hull Speed
7.9 kn
Pounds per Inch Immersion
1