Mamba 33 Information, Review, Specs

Boat drawing
Make
Model
Number Built
Production Year(s)
1985 - 1991

The Mamba 33 is a well-regarded cruising sailboat, known for its balanced performance and practical design, making it a valuable resource for sailing enthusiasts and potential owners. Designed by Swedish naval architect Bengt Karlsson, and built by the Swedish yard Mamba Boats (in association with BK Marin AB), this monohull was produced from 1985 to 1991. It embodies the builder's focus on creating stable and capable fiberglass yachts that blend performance with practicality for both cruising and racing sailors.

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The Mamba 33 emerged in the mid-1980s, during a period when Mamba Boats was actively expanding its range of cruisers, building on a reputation for producing sturdy and reliable vessels. Bengt Karlsson, a prominent Swedish designer, lent his expertise to the Mamba 33, aiming for a "slightly more spacy hull design" to enhance interior volume. Mamba Boats, operating from Forshaga, Sweden, was known for its dedication to producing fiberglass monohull sailboats that offered a blend of performance and practicality. Their design philosophy, often influenced by the International Offshore Rule (IOR), prioritized stable and capable sailing vessels that were considered "light sailboats" and offered "reasonably good performance" for their size while maintaining stability. The Mamba 33's production followed this ethos, contributing to the builder's legacy of well-regarded sailing yachts. There is no indication of significant variations in the Mamba 33 during its production run.

Sailing Performance and Handling

The Mamba 33, with its fractional sloop rig and fin keel with spade rudder, is designed for a versatile sailing experience. Its calculated Sail Area to Displacement ratio (SA/Disp) of approximately 17.25 suggests a capable all-around performer, likely responsive in moderate breezes while remaining manageable in stronger conditions. The Ballast to Displacement ratio (Bal/Disp) of around 0.42 indicates a stiff and stable boat, capable of standing up to more wind and providing a comfortable motion in a seaway. With a Displacement to Length ratio (Disp/Length) of approximately 214.64, the Mamba 33 falls into the category of a moderate displacement cruiser, balancing comfortable living spaces with respectable performance capabilities. The fin keel is particularly noted for providing excellent maneuverability.

Accommodations and Layout

Despite its overall length of just over 32 feet, the Mamba 33 features a notably spacious interior, benefiting from its "slightly more spacy hull design". The layout typically includes four cabins and can accommodate up to eight berths. A well-equipped galley and a freshwater capacity of 26 US gallons contribute to comfortable living aboard for extended periods. While specific details on the finish quality and materials require closer inspection of individual boats, Mamba Boats generally used fiberglass for the hull and deck, and their vessels are appreciated for their enduring construction.

Owner's Perspectives

Owners of Mamba boats often represent a dedicated community, appreciative of the robust build quality and sailing characteristics of these classic Swedish yachts. The Mamba 33, like other models from the builder, is generally regarded as a sturdy and reliable cruising sailboat. The enduring presence of Mamba boats on the used boat market, particularly in Northern Europe, serves as a testament to their lasting construction and design.

Measurements

Construction & Hull

Construction Material
Fiberglass (Solid)
Hull Type
Monohull Sailboat
Keel Type
Fin
Rudder
1x Spade
Ballast
4078 lbs (Lead)
Displacement
9700 lbs
Water Capacity
26 gal
Fuel Capacity
10 gal

Engine

Engine Make
Yanmar
Engine Model
Engine Type
Engine HP
18
Engine Count
1
Drive Type
Fuel Type
Diesel
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

Rig Type
Fractional Sloop
P (Main Luff)
40.19 ft
E (Main Foot)
12.96 ft
I (Foretriangle Height)
39 ft
J (Foretriangle Base)
11.88 ft
Forestay Length (est)
40.77 ft
Main Sail Area
260.43 sqft
Foretriangle Sail Area
231.66 sqft
Total Sail Area (Reported)
517 sqft
Total Sail Area (Calc)
492.09 sqft

Dimensions

LOA
32.32 ft
LWL
27.23 ft
Beam
10.73 ft
Draft
5.58 ft
Max Headroom
-
Air Draft
-

Calculations

Hull Speed
6.99 kn
Pounds per Inch Immersion
1