COMMANDER 31

Main

Appendages
Fin with rudder on skeg
Construction
FG
First built hull
1969
Hull type
Monohull
Last built hull
1976
Model
COMMANDER 31 (BIANCA)
Sailboat builder
Bianca Yachts
Sailboat designer
Knud E. Hansen & Jan Kjærulff

Dimensions

Ballast weight
1599.0
Beam
2.69
Displacement
3499.0
Draft
1.13
Max Draft
1.13
Overall length
9.36
Waterline length
6.71

Sails

Total area
31.03

Engine

Engine(s) power
10.0
Engines amount
1
Fuel type
Diesel
Make
Volvo Penta

Performance

Ballast ratio
45.69
Capsize Screening Formula
1.79
Comfort Ratio
26.62
Critical hull speed
6.29
Displacement-length ratio (DLR)
323.46
Upwind sail area to displacement
13.73

Accomodation

The Commander 31 (Bianca) is a sailing boat that was designed and built by Commander Yachts. It is a popular choice among sailors who enjoy cruising and racing. Here are some key features and characteristics of the Commander 31 (Bianca):

1. Design: The Commander 31 (Bianca) has a sleek and modern design, with a well-balanced hull shape that offers excellent performance and stability. It has a moderate displacement and a fin keel, which allows for easy maneuverability and responsiveness.

2. Construction: The boat is constructed using high-quality materials, ensuring durability and strength. The hull is typically made of fiberglass, which is known for its resistance to corrosion and damage from the elements.

3. Size and Layout: The Commander 31 (Bianca) has an overall length of approximately 31 feet (9.45 meters) and a beam of around 10 feet (3.05 meters). It usually has a spacious cockpit area with comfortable seating for the crew. The interior layout typically includes a main saloon, a galley, a head (bathroom), and one or two cabins, providing ample space for overnight stays.

4. Sailing Performance: The Commander 31 (Bianca) is designed to offer excellent sailing performance. It has a well-balanced sail plan, including a large mainsail and a genoa or jib, which allows for efficient and easy handling. The boat is known for its good upwind performance and ability to maintain speed in various wind conditions.

5. Comfort and Amenities: Despite its relatively compact size, the Commander 31 (Bianca) offers a comfortable and well-equipped interior. The main saloon usually features a dining area and seating that can convert into additional berths if needed. The galley is equipped with a stove, sink, and storage space for food and utensils. The head typically includes a toilet, sink, and shower.

6. Safety Features: The Commander 31 (Bianca) is designed with safety in mind. It usually includes features such as lifelines, handrails, and non-slip surfaces to ensure secure movement on deck. Additionally, it is equipped with navigation instruments, including a compass and depth sounder, to assist with safe navigation.

Overall, the Commander 31 (Bianca) is a well-designed and versatile sailing boat that offers a combination of performance, comfort, and safety. It is suitable for both experienced sailors and those looking to embark on their sailing adventures.

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