Class 6 Information, Review, Specs

Class 6 Drawing
Make
Class
Model
6
Builder
O Yachts (Latvia)
Designer
Douglas Schickler
Number Built
Production Year(s)
2019 - ??

The Class 6, produced by the French manufacturer Class Sailboats, is a specialized 6.2-meter "collective" sailing vessel designed to bridge the gap between small dinghies and larger keelboats. Developed primarily for sailing schools, clubs, and group day-sailing, the model emphasizes safety, volume, and stability. Designed by the renowned naval architecture firm Mortain & Mavrikios, the Class 6 is built to accommodate up to seven adults, making it one of the few boats in its size category capable of handling such a large crew for instructional purposes. Its hull is characterized by a wide beam and high freeboard, providing a dry and secure environment for novice sailors and instructors alike.

Sailing Performance & Handling

The Class 6 is engineered for "collective sailing," which dictates a design priority on forgiveness and stability over raw speed. With a displacement of approximately 650 kg and a generous beam of 2.45 meters, the boat offers a high level of initial stability, allowing it to remain relatively flat even when loaded with multiple students. According to the Class Sailboats official specifications, the vessel features a pivoting centerboard system that allows for easy beaching and shallow-water navigation while maintaining enough lift to perform respectably upwind.

In terms of handling, the Class 6 is described as docile but responsive enough to teach the fundamentals of sail trim. The sail plan typically consists of a 15.5 m² mainsail and a 6.5 m² jib. While it is not a high-performance racing dinghy, it is capable of lively performance when a gennaker is deployed on its retractable bowsprit. Owners and school operators often note its "sea-kindliness" in choppy coastal waters, where its weight and hull volume prevent the jerky motion common in smaller 4-meter trainers. The boat’s tracking is aided by a robust rudder system designed to withstand the high loads of a fully loaded cockpit.

The most significant cultural footprint of the Class 6 is its official recognition and certification by the Fédération Française de Voile (FFV). It was specifically developed to meet the requirements of the "National Collective Sailboat" program in France, a standard aimed at standardizing the equipment used for group initiation into sailing. Because of this institutional backing, the Class 6 is a staple at major French nautical centers and frequently appears in instructional media and sailing school promotional materials across Europe.

Known Issues & Buyer’s Checklist

When evaluating a used Class 6, buyers must consider that many of these vessels have lived rigorous lives in sailing school fleets.

  • Centerboard Pivot and Trunk: Given the boat’s frequent use in training, the pivoting centerboard and its internal trunk are high-wear areas. Inspect for play in the pivot bolt and signs of impact damage or structural cracking around the trunk base, which can occur if the boat is grounded at high speed.
  • Mast Step and Compression: The rig is designed for simplicity, but constant tensioning and de-masting in a club environment can lead to stress at the mast step. Check for hairline fractures in the gelcoat or any depression in the deck surrounding the mast base.
  • Transom and Rudder Gudgeons: The large crew capacity puts significant stress on the steering gear. Inspect the gudgeons and pintles for ovalization or looseness, and check the transom for any signs of delamination where the rudder hardware is mounted.
  • Gelcoat and Laminate Wear: "School boats" are prone to dock rashes and frequent impacts. While the Class 6 is built with a robust laminate, deep gouges that penetrate the glass should be checked for water ingress, especially along the fenders and the bow.

Community & Resources

As a niche collective boat, the primary community for the Class 6 revolves around the French sailing school network. Technical support and original parts are largely centralized through the manufacturer, Class Sailboats, which maintains documentation for the 6 and its smaller siblings. While there is no dedicated private owner association, technical insights are often shared through the Fédération Française de Voile (FFV) technical forums and regional club wikis that focus on collective boat maintenance.

The Verdict

The Class 6 is a specialized tool that excels at its primary mission: providing a safe, stable, and social platform for learning the art of sailing.

Pros:

  • Exceptional Capacity: Comfortably carries an instructor and six students, a rare feat for a 6-meter boat.
  • High Stability: Extremely difficult to capsize compared to standard dinghies, providing confidence to beginners.
  • Robust Construction: Designed for the heavy-duty requirements of commercial sailing centers.
  • Versatility: Pivoting centerboard allows for easy launching and beaching.

Cons:

  • Weight: At 650 kg, it is heavy and requires a substantial trailer and a capable vehicle for towing.
  • Limited Agility: It lacks the "flickable" feel of a sport-boat or a lighter racing dinghy.
  • Institutional Availability: Finding one for private sale can be difficult outside of Europe, as most are tied to club fleets.

Measurements

Construction & Hull

Construction Material
Hull Type
Catamaran Sailboat
Keel Type
Twin
Ballast
-
Displacement
30864 lbs
Water Capacity
238 gal
Fuel Capacity
211 gal

Dimensions

Length Overall (LOA)
63.98 ft
Waterline Length (LWL)
63.32 ft
Beam
29.53 ft
Draft
4.76 ft
Max Headroom
-
Air Draft
77.43 ft
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

Rig Type
Solent
P (Main Luff)
-
E (Main Foot)
-
I (Foretriangle Height)
-
J (Foretriangle Base)
-
Forestay Length (est)
-
Sail Area
2303.48 sqft

Calculations

Sail Area / Displacement (SA/D) Ratio
37.45
Ballast / Displacement Ratio
Displacement / Length Ratio (D/L) Ratio
54.27
Comfort Ratio
8.28
Capsize Screening Formula
3.77
Hull Speed
10.66 kn