Available with a fixed keel with bulb called the M28.5 FX. Two drafts, either 1.45 m / 4.75 ft or 1.6 m / 5.25 ft.

DS = Day Sailer
Optional outboard motor, 8 hp
Optional electric motor 10 hp

DS = Day Sailer
A performance option is available with greater sail area. SA = 29 m² / 312 ft²

Sail area:
-Main: 7.2 m² / 77 ft²
-Jib: 3 m² / 33 ft²
-Spinnaker: 8.2 m² / 88 ft²

Specs and drawing are from Sailing Boats of the World, edited by Rhonda Budd, © 1974 by Rhonda Budd.

Plans available for twin daggerboards. Draft: 0.5 – 1.7 m / 1.64 – 5.58 ft

Sail area:
-Main: 86 m² / 926 ft²
-Self-tacking jib: 64 m² / 689 ft²
-Gennaker: 250 m² / 2,691 ft²
-Spinnaker: 210 m² / 2,260 ft²
Optional winged keel: draft – 2.33 m / 7.66 ft

Launched in Dec. 2023, model year 2024.
Shallow draft keel: 1.8m / 5.93 ft.
Available with a 150hp engine.
Sail area:
-Main: 78.7 m / 847 ft
-Self-tacking jib: 52.2 m / 562 ft
-Reacher: 86.8 m / 934 ft
-Gennaker: 170.9 m / 1,839 ft

Sail area:
-Main: 57 m² / 614 ft²
-Jib: 27.5 m² / 296 ft²
-Screecher (optional): 51 m² / 548 ft²
-Spinnaker (optional): 111 m² / 1,194 ft²

Sail area:
-Main: 58 m² / 624.3 ft²
-Genoa: 36 m² / 387.5 ft²
-Gennaker (optional): 60 m² / 645.8 ft²
-Asymmetrical spinnaker (optional): 85 m² / 915 ft²
-Symmetrical spinnaker (optional): 90 m² / 968.75 ft²
3 cabin / 2 bathrooms layout above is standard. Also available with 3 cabins / 3 bathrooms or 4 cabins (Charter) with 2, 3, or 4 bathrooms.
Displacement above is Lightship.
Optional 2x 30 hp motors.

Concept: Olivier Poncin
Max displacement: 12,000 kg / 26,455 lbs
Sail area:
Main: 46 m² / 495.14 ft² (Standard main. Flat top main in drawing is optional)
Self tacking jib: 30 m² / 323 ft²
Gennaker (optional): 40 m² / 430.55 ft²