The Trident 80 stands as a definitive example of the transition in yacht design during the mid-1970s, moving away from narrow, wineglass-shaped hulls toward more voluminous, beamier forms that prioritized interior volume without sacrificing seaworthiness. Designed by Daniel Tortarolo and primarily built by SMAP (Société de Moulage d'Applications Plastiques) in France, the model was also famously marketed and distributed by Trident Marine in the United Kingdom, where it earned a reputation as a robust "pocket cruiser." Produced between 1975 and 1984, with over 600 hulls launched, the Trident 80 was a commercial success that bridged the gap between a spirited club racer and a dependable family cruiser. According to Bateaux.com, the vessel is celebrated for its longevity and its ability to handle coastal hops and cross-channel passages with equal aplomb.
Trident 80 Information, Review, Specs

- Make
- Trident
- Model
- 80
- Builder
- Trident Marine Ltd.
- Designer
- D. Tortarolo
- Number Built
- 600
- Production Year(s)
- 1975 - 1981
Sailing Performance & Handling
Under sail, the Trident 80 is characterized by its stiffness and predictable handling. With a displacement of approximately 2,400 kg and a ballast ratio nearing 40%, it carries its sail area well into a freshening breeze. The hull features a moderate fin keel and a skeg-hung rudder, a configuration that offers a high degree of tracking stability and protection for the steering gear. In editorial reviews by Voiles et Voiliers, the boat is noted for its ability to maintain a steady course even in choppy conditions, a trait inherited from its "half-tonner" era design DNA.
The boat was typically rigged as a masthead sloop. While it is not a lightweight "flyer" in light airs, its performance to windward is respectable for its generation. The relatively wide beam (2.92m) provides significant form stability, allowing the boat to remain flat longer than its narrower predecessors. Owners often report that the boat feels "bigger" than its 26-foot length suggests, particularly when navigating the short chop often found in the English Channel or the Mediterranean.
Interior Comfort & Variations
The Trident 80 was a pioneer in maximizing interior space within an 8-meter footprint. It boasts a headroom of roughly 1.75 meters (5'9"), which was nearly unprecedented for a boat of this size in the mid-70s. The layout is traditional yet efficient: a forward V-berth, a central saloon with two settee berths, and a sizeable quarter berth to starboard, allowing the boat to technically sleep five adults.
The galley is usually positioned to port, featuring a simple stove and sink, while the navigation station occupies the starboard side, utilizing the head of the quarter berth as a seat. A key variation found in the fleet is the keel depth; the "Grand Tirant d’Eau" (GTE) version features a deeper 1.60m draft for improved upwind performance, while the "Petit Tirant d’Eau" (PTE) version draws approximately 1.45m, catering to those in shallower cruising grounds. The interior finish typically utilized teak veneers and molded GRP modules, which have proven durable over the decades, though many have now been updated by owners to replace original foam-backed headlinings.
Known Issues & Buyer’s Checklist
Prospective buyers of a Trident 80 should prioritize a thorough inspection of the following technical areas:
- Bulkhead Integrity: Like many French production boats of this era, the structural bulkheads are bonded to the hull with fiberglass tabbing. In boats that have been raced hard or experienced heavy weather, this tabbing can occasionally delaminate or crack, requiring re-glassing to restore structural rigidity.
- Engine Service Life: Many Trident 80s were originally fitted with Renault Marine Couach or early Yanmar/Volvo Penta diesel engines. Given the age of these units, buyers should check for exhaust elbow corrosion and ensure that parts remain available for the specific model installed.
- Deck Delamination: The deck is a balsa-cored sandwich construction. Check for "spongy" areas around high-load fittings like the chainplates, cleats, and the mast step, which can indicate water ingress and core rot.
- Rudder Bearings: The skeg-hung rudder design is robust, but the bushings can wear over forty years of use. Excessive play in the tiller or a "clunking" sensation while underway usually indicates that the nylon or bronze bushings need replacement.
Community & Resources
The Trident 80 enjoys a loyal following in both France and the United Kingdom. While there is no longer a single manufacturer-backed association, technical support is frequently found through broader French sailing collectives and classic plastic yacht forums. The Trident 80 Owners Group (often active on social media and regional French forums) remains the primary repository for original manuals and restoration advice.
The Verdict
The Trident 80 is an exceptional choice for the budget-conscious sailor seeking a seaworthy, manageable, and surprisingly spacious cruiser. It remains one of the best examples of the "more boat for your money" philosophy of the late 20th century.
Pros:
- Excellent headroom and volume for a 26-foot vessel.
- Solid construction with a high ballast-to-displacement ratio.
- Predictable and forgiving handling in heavy weather.
- Affordable entry point into coastal cruising.
Cons:
- Original engines may be nearing the end of their operational life.
- Light air performance is average compared to modern light-displacement designs.
- Interior aesthetics can feel dated without modern refits.
Measurements
Construction & Hull
- Construction Material
- Fiberglass
- Hull Type
- Monohull Sailboat
- Keel Type
- Fin
- Rudder
- 1x Skeg-Hung
- Ballast
- 2094 lbs
- Displacement
- 5180 lbs
- Water Capacity
- -
- Fuel Capacity
- -
Dimensions
- Length Overall (LOA)
- 26.25 ft
- Waterline Length (LWL)
- 23.42 ft
- Beam
- 9.58 ft
- Draft
- 5.25 ft
- Max Headroom
- -
- Air Draft
- -
Rig & Sails
- Rig Type
- Fractional Sloop
- P (Main Luff)
- -
- E (Main Foot)
- -
- I (Foretriangle Height)
- -
- J (Foretriangle Base)
- -
- Forestay Length (est)
- -
- Sail Area
- 398 sqft
Calculations
- Sail Area / Displacement (SA/D) Ratio
- 21.27
- Ballast / Displacement Ratio
- 40.42
- Displacement / Length Ratio (D/L) Ratio
- 180.02
- Comfort Ratio
- 16.26
- Capsize Screening Formula
- 2.22
- Hull Speed
- 6.48 kn