Swan 48 -S&S Information, Review, Specs

Boat drawing
Make
Model
Number Built
46
Production Year(s)
1971 - 1976

The Nautor's Swan 48 - S&S is widely celebrated as an iconic bluewater sailing yacht, embodying the Finnish builder's commitment to exquisite craftsmanship, robust construction, and spirited performance. Designed by the legendary American naval architecture firm Sparkman & Stephens (S&S design #2079), this masthead sloop or ketch emerged in an era when yachts were built to withstand the rigors of the open ocean while offering a luxurious and comfortable sailing experience. She holds a revered reputation among sailing enthusiasts for her exceptional seaworthiness, comfortable motion, and ability to perform admirably across a range of conditions, making her a prized vessel for both competitive racing and long-distance cruising.

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History and Design

The journey of the Swan 48 - S&S began in 1971, with Nautor's Swan producing 46 units of this model until 1976. During this period, Nautor's Swan, under the guidance of Pekka Koskenkyla, was pioneering the use of fiberglass in yacht construction, setting new standards for quality and allowing for the creation of more complex and robust hull forms. The collaboration with Sparkman & Stephens was instrumental in defining the classic lines and performance credentials of early Swan yachts, including the first maxi Swans. S&S was known for designing "fantastic engineered sailing boats," and the Swan 48 was conceived not merely as a racer but as a yacht that harmonized speed with comfort and seaworthiness.

While primarily configured as a masthead sloop, the Swan 48 was also offered as a ketch and with an optional taller rig, catering to diverse sailing preferences. Notably, some versions featured an extended or traditional counter, and the model was also marketed in the US by Palmer Johnson as the Palmer Johnson 48/50. The original brochure for the Swan 48 proudly hailed it as a "top class ocean racer" that had already accumulated "many international races behind her," underscoring its competitive pedigree even while emphasizing its cruising capabilities.

Sailing Performance and Handling

The Swan 48 - S&S was engineered for a harmonious blend of performance and stability, a hallmark of Sparkman & Stephens designs. Her calculated performance ratios reflect a capable and robust cruiser. With a Sail Area to Displacement (SA/Disp) ratio of approximately 15.21, she falls into the category of a moderate performance cruiser, indicating solid speed potential without being overly sensitive in light airs or overpowered in stronger winds.

The Ballast to Displacement (Bal/Disp) ratio of around 39.17% suggests good inherent stiffness, allowing the vessel to stand up to a significant amount of wind and maintain an upright, stable platform in a seaway. Furthermore, her Displacement to Length (Disp/Len) ratio of approximately 310.19 places her firmly in the heavier, more traditional cruiser class. This translates into a comfortable motion offshore, with owners frequently praising her ability to handle "any conditions," including severe weather, making for secure and confident passages. The yacht is renowned for its excellent sailing characteristics, superb handling, and stability, with some owners reporting impressive daily runs of up to 180 nautical miles on passages.

Accommodations and Layout

While specific headroom dimensions are not readily available in detailed specifications, the Swan 48 - S&S was designed with comfort and livability in mind, consistent with Nautor's Swan's reputation for luxurious and refined interiors. Typically, the interior arrangement features a three-cabin layout, including an owner's cabin located forward, often with a private head. Owners have also explored options for converting forward berths into a double, showcasing the adaptability of the interior space.

Drawing upon Nautor's Swan's general ethos, the interior would have showcased high-quality joinery, likely featuring rich wood trim and robust fiberglass components, characteristic of the era's premium yacht construction. While detailed information on ventilation and specific material finishes for this particular model is limited in public records, the brand's commitment to superior build quality suggests well-appointed and durable finishes throughout. Many existing Swan 48s have undergone refits, with owners investing in unique and beautiful interior designs, highlighting the enduring appeal and customizability of these classic yachts.

Owner's Perspectives

Owners of the Swan 48 - S&S consistently laud their vessels as "all-time classics," praising their solid construction, comfortable motion in a seaway, and excellent sailing characteristics. The enduring appeal of the model is evident in the dedication of its owners, many of whom undertake extensive refits to modernize and personalize their yachts for continued ocean sailing.

While generally held in high regard, some owners have noted common issues or areas requiring attention typical of a vessel of its vintage. These can include addressing potential design "flaws" that might need rectification or replacing original components such as the mast if it shows signs of wear over decades of use. Minor issues like "cracks in hull" have been reported, though surveyors often find the hull, keel, and rudder to be in remarkably good condition for their age. Additionally, some owners have encountered "big pitch problems" with the original propeller, suggesting this may be an area for investigation during purchase or ownership. Despite these occasional maintenance considerations, the collective viewpoint underscores the Swan 48 - S&S's reputation as a robust, capable, and immensely rewarding yacht to own and sail.

Measurements

Construction & Hull

Construction Material
Fiberglass (Solid)
Hull Type
Monohull Sailboat
Keel Type
Fin
Rudder
1x Skeg-Hung
Ballast
14100 lbs (Lead)
Displacement
36000 lbs
Water Capacity
90 gal
Fuel Capacity
55 gal

Engine

Engine Make
Volvo Penta
Engine Model
MD21
Engine Type
Engine HP
36
Engine Count
1
Drive Type
Fuel Type
Diesel
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

Rig Type
Masthead Sloop
P (Main Luff)
54 ft
E (Main Foot)
16 ft
I (Foretriangle Height)
60 ft
J (Foretriangle Base)
20 ft
Forestay Length (est)
63.25 ft
Main Sail Area
432 sqft
Foretriangle Sail Area
600 sqft
Total Sail Area (Reported)
1032 sqft
Total Sail Area (Calc)
1032 sqft

Dimensions

LOA
47.9 ft
LWL
37.28 ft
Beam
13.6 ft
Draft
7.74 ft
Max Headroom
-
Air Draft
-

Calculations

Hull Speed
8.18 kn
Pounds per Inch Immersion
1