Contest 25-1 Information, Review, Specs

Contest 25-1 Drawing
Make
Contest
Model
25-1
Builder
Contest Yachts - Conyplex
Designer
G. Luyten
Number Built
300
Production Year(s)
1959 - 1969

The launch of the Contest 25-1 in 1959 marked a watershed moment for European yacht construction, serving as the first fiberglass cruiser produced by the Conyplex yard in the Netherlands. Born from founder Ed Conijn’s observations of American fiberglass techniques, the 25-1 was a radical departure from the timber-dominated markets of the era. According to the Contest Yachts Heritage history, the model was designed by Gerard Luyten and became an immediate commercial success, with over 300 units produced. This success effectively transitioned the builder from a small workshop into a premier international manufacturer. The boat is characterized by its traditional aesthetic, featuring a fractional rig, a long keel with a protected propeller in an aperture, and a transom-hung rudder, all of which reflected the conservative design philosophy required to convince traditionalists to adopt GRP (Glass Reinforced Plastic) technology.

Sailing Performance & Handling

The Contest 25-1 is defined by its heavy-displacement characteristics, which provide a sense of security rarely found in modern yachts under 26 feet. With a displacement-to-length ratio that leans toward the "heavy cruiser" category, the boat lacks the explosive acceleration of a modern fin-keel racer but compensates with exceptional directional stability. It tracks with minimal effort from the helm, a byproduct of its long keel and balanced underwater profile.

In heavy weather, the 25-1 shines. Unlike lighter 25-footers that can feel skittish or "nervous" in a chop, this hull punches through waves with a steady, predictable motion. Technical analysis of the sail area-to-displacement ratio suggests a boat that is slightly under-canvased for light-air performance; however, this makes it an ideal platform for solo sailors or those navigating the unpredictable conditions of the North Sea or coastal Atlantic. The fractional rig offers easy control over mainsail twist, allowing for efficient depowering without immediate reefing. Owners often note that while the boat may not win light-wind regattas, it remains comfortable and safe long after smaller, lighter competitors have headed for the harbor.

Interior Comfort & Variations

Despite its modest 25-foot length, the 25-1 was marketed as a genuine cruiser capable of extended stays. The interior layout is a masterclass in classic Dutch efficiency, typically featuring a V-berth forward, a small enclosed head (a luxury for this size in 1959), and two settee berths in the main salon. The use of high-quality mahogany joinery—a nod to the yard’s roots as a timber yard—creates a warm, ship-shape atmosphere that has aged better than the "linings-only" interiors of later mass-market competitors.

Variations on the hull were limited during the early 25-1 run, as Conyplex prioritized standardizing their fiberglass process. However, the model’s success led to the development of several "siblings" that refined the concept. The Contest 27 and Contest 29 followed shortly after, expanding the living space while maintaining the heavy-displacement DNA. Later in the 1970s, the yard released the Contest 25-2, which featured a more modern underwater profile and a fin keel, catering to a market that increasingly prioritized speed and maneuverability over the traditional steady-tracking of the original 25-1.

Known Issues & Buyer’s Checklist

Prospective buyers of a Contest 25-1 are looking at a vessel that is likely over 60 years old, necessitating a rigorous inspection of its structural integrity.

  • Deck Core Integrity: Like many early fiberglass boats, the 25-1 utilized a balsa or plywood core in the deck for stiffness. Over decades, water ingress through poorly bedded deck hardware (cleats, stanchion bases) can cause the core to rot, resulting in "spongy" sections.
  • Iron Ballast Corrosion: The 25-1 often used encapsulated iron ballast. If the fiberglass skin of the keel is breached—common in grounding incidents—water can reach the iron, causing it to swell and crack the keel structure.
  • Original Engine Replacement: Many 25-1s were originally fitted with small gas engines or early Volvos. Most seaworthy examples will have been repowered with modern Yanmar or Beta Marine diesels; a boat with an original, non-running engine should be priced accordingly.
  • Rudder Hardware: The transom-hung rudder is robust, but the bronze or stainless steel gudgeons and pintles are high-wear items. Excessive play in the rudder indicates a need for bushing replacement.
  • Early GRP Osmosis: While the hulls were built with a "thick is better" mentality, the polyester resins of the late 50s and 60s were prone to osmotic blistering. A moisture meter test on the hull is essential.

Community & Resources

The primary hub for technical support and historical documentation is the Contest Yachts Owners Association. This group maintains a repository of original manuals and provides a platform for owners to share restoration tips. For technical data and heritage inquiries, the manufacturer remains active and supportive of their classic fleet, often providing historical context through the Contest Yachts official portal.

The Verdict

The Contest 25-1 is a "pocket cruiser" in the truest sense—a boat built with the robustness of a 40-footer in a 25-foot frame. It is an ideal entry point for a traditionalist seeking a classic aesthetic with the relative ease of fiberglass maintenance.

Pros:

  • Extreme Durability: Built during an era when fiberglass laminates were heavily over-engineered.
  • Seaworthiness: Exceptional tracking and stability for its size class.
  • Timeless Aesthetic: Mahogany interiors and classic lines that command respect in any marina.
  • Historical Pedigree: Owning the model that launched one of the world's premier yacht builders.

Cons:

  • Light Air Performance: The heavy hull and conservative rig struggle in winds under 8 knots.
  • Narrow Beam: Lacks the interior volume found in more modern "wide-body" 25-footers.
  • Age-Related Maintenance: Buyers must be prepared to address decades of potential "deferred maintenance" on systems and cores.

Measurements

Construction & Hull

Construction Material
Fiberglass
Hull Type
Monohull Sailboat
Keel Type
Fin
Rudder
1x —
Ballast
2000 lbs
Displacement
5500 lbs
Water Capacity
26 gal
Fuel Capacity
10 gal

Dimensions

Length Overall (LOA)
25 ft
Waterline Length (LWL)
20.8 ft
Beam
7.22 ft
Draft
3.94 ft
Max Headroom
-
Air Draft
-
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

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

Calculations

Sail Area / Displacement (SA/D) Ratio
Ballast / Displacement Ratio
36.36
Displacement / Length Ratio (D/L) Ratio
272.85
Comfort Ratio
27.67
Capsize Screening Formula
1.64
Hull Speed
6.11 kn