Swan 411 Information, Review, Specs

Boat drawing
Make
Model
Number Built
42
Production Year(s)
1977 - 1979

The Swan 411, a product of the revered Finnish builder Nautor's Swan, represents a refined evolution of classic offshore cruiser-racer design from the late 1970s. Designed by the legendary American naval architecture firm Sparkman & Stephens, this monohull sailboat was conceived as a robust and capable yacht, blending exhilarating sailing performance with comfortable accommodations for extended voyaging. Known for its strong build quality and excellent seakeeping abilities, the Swan 411 has earned a reputation as a timeless vessel well-suited for discerning sailors seeking a blend of speed, stability, and enduring elegance.

InfoView listings

Nautor's Swan, established in 1966 by Pekka Koskenkyla, quickly became synonymous with high-quality, high-performance sailing yachts. During the era of the Swan 411's production, Nautor was deeply committed to using modern materials like fiberglass for consistent quality and robust construction, a hallmark that defined their early successes and set new standards in yacht building.

History and Design

The narrative of the Swan 411 began in 1977, with its production run extending until 1979. As Sparkman & Stephens Design #2150-C1, the Swan 411 was a direct development and refinement of the earlier Swan 41, building upon a proven hull form. Sparkman & Stephens designs from this period are characterized by their balanced lines, powerful upwind performance, and sea-kindly motion, reflecting a philosophy focused on creating yachts that perform well in a variety of conditions while offering a secure platform for offshore sailing.

A notable variation during its production run involved the draft. While earlier hulls featured a maximum draft of 7.5 feet, this was increased to 8.0 feet from hull number 20 onwards, likely to further enhance its upwind performance and stability. The collaboration with Sparkman & Stephens was pivotal in defining the classic Swan lines, and the 411 embodies many of the best features of these enduring designs., 7] Each Swan was built to exacting standards, with many hulls, such as the Swan 411/010, certified to Lloyds 1001A.

Sailing Performance and Handling

The Swan 411 boasts a set of specifications that translate into robust sailing capabilities. With a sail area to displacement ratio (ratio_sa_disp) of approximately 16.8, she is a moderately powered vessel. This ratio suggests a yacht that performs well across a range of wind conditions, capable of making good progress without being excessively sensitive in lighter airs or overwhelmingly powerful in heavy weather.

Her ballast to displacement ratio (ratio_bal_disp) of around 0.41 indicates a stiff and stable boat, well-equipped to stand up to a strong breeze and maintain a comfortable motion in a seaway. The significant lead ballast, which is kept low in the fin keel, contributes to this stability. The displacement to length ratio (ratio_disp_lwl) of approximately 281 places the Swan 411 in the category of a moderately heavy cruiser. This weight contributes to her solid feel and ability to handle rough conditions, providing a smoother ride compared to lighter, more performance-oriented designs.

Owners and reviewers consistently praise the Swan 411 for its maneuverability and excellent upwind capabilities, a hallmark of Sparkman & Stephens designs. She is noted for pointing higher than many contemporary boats, yet also runs effectively downwind, especially with a spinnaker set. The single skeg-hung rudder provides good control and directional stability. The yacht's powerful nature, combined with a 47 HP Perkins diesel engine, also makes her competent for motor sailing.

Accommodations and Layout

The interior of the Swan 411 is designed to be both spacious and inviting, reflecting the Nautor's Swan commitment to comfort and quality. Typically, the layout features extensive use of wooden paneling, creating a classic and warm ambiance. While specific headroom details are not provided, the overall design maximizes living space, making it well-suited for extended cruising.

Common interior arrangements include a V-berth forward, a main salon with settees that often convert to berths, and a well-equipped galley. The head is generally located forward or amidships, and quarter berths are often found aft, providing ample sleeping accommodations for a crew or family. The finish quality is high, characteristic of Nautor's Swan, with attention to detail in joinery and materials. Owners highlight the comfortable accommodations, which complement the yacht's rugged and fast cruising capabilities.

Owner's Perspectives

Owners consistently praise the Swan 411 for its robust construction, seaworthiness, and comfortable motion, particularly during long passages. Many consider it to be a very sea-kindly boat, capable of crossing oceans with confidence. The timeless Sparkman & Stephens design is often cited as a major strength, providing excellent sailing performance, especially upwind. Owners also appreciate the general handsome aesthetics of the yacht.

However, like any vessel of its age, some common maintenance considerations have been noted. Owners on forums have discussed potential issues such as water ingress, often suspecting the hull-deck joint, and the need for preventative maintenance on keel bolts. These are typical points of attention for well-maintained classic fiberglass yachts, rather than inherent flaws. The modest fuel and water capacities, while adequate for coastal cruising, might require careful management for very long journeys without replenishment. Despite these minor considerations, the Swan 411 is widely regarded as a well-built and capable cruising yacht that, with proper care, continues to provide rewarding sailing experiences.

Measurements

Construction & Hull

Construction Material
Fiberglass (Solid)
Hull Type
Monohull Sailboat
Keel Type
Fin
Rudder
1x Skeg-Hung
Ballast
9700 lbs (Lead)
Displacement
23800 lbs
Water Capacity
66 gal
Fuel Capacity
34 gal

Engine

Engine Make
Perkins
Engine Model
Engine Type
Engine HP
47
Engine Count
1
Drive Type
Fuel Type
Diesel
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

Rig Type
Masthead Sloop
P (Main Luff)
51.5 ft
E (Main Foot)
13.8 ft
I (Foretriangle Height)
57.5 ft
J (Foretriangle Base)
18 ft
Forestay Length (est)
60.25 ft
Main Sail Area
355.35 sqft
Foretriangle Sail Area
517.5 sqft
Total Sail Area (Reported)
873 sqft
Total Sail Area (Calc)
872.85 sqft

Dimensions

LOA
40.81 ft
LWL
33.56 ft
Beam
11.94 ft
Draft
7.5 ft
Max Headroom
-
Air Draft
-

Calculations

Hull Speed
7.76 kn
Pounds per Inch Immersion
1