Aloa 25 Information, Review, Specs

Aloa 25 Drawing
Make
Aloa
Model
25
Builder
Aloa Marine
Designer
J. Faroux
Number Built
Production Year(s)
1972 - ??

The Aloa 25 stands as a quintessential example of the 1970s French "cruiser-racer" movement, a period when naval architects began to successfully blend manageable racing performance with genuine weekend livability. Designed by the esteemed Jacques Fauroux and manufactured by SEB Marine (later Aloa Marine), the boat was a commercial success, with several hundred units produced between the mid-1970s and early 1980s. This model helped solidify Fauroux’s reputation for creating hulls that were both aesthetically balanced and hydrodynamically efficient. Unlike some of its heavier contemporaries, the Aloa 25 was built to feel responsive, utilizing a fin keel and spade rudder configuration that was advanced for a production boat of its size at the time.

While the Aloa 25 is the most prominent in this size bracket, it is part of a lineage that includes the smaller Aloa 21 and 23, and the larger Aloa 27 and 29. The 25-foot model is often considered the "sweet spot" of the range, offering significantly more volume and stability than the 23, while remaining much easier to single-hand or trailer than the 27. It shares a design philosophy with other Fauroux-penned yachts of the era, emphasizing a low-profile cabin trunk and a wide beam carried relatively far aft to improve downwind stability.

Sailing Performance & Handling

On the water, the Aloa 25 is characterized by its agility and light-air prowess. Featuring a masthead sloop rig, the boat carries a generous sail area that allows it to ghost along when heavier cruisers are forced to motor. Jacques Fauroux designed the hull with a relatively fine entry, which helps it slice through chop without the "pounding" often associated with flatter-bottomed coastal cruisers.

The boat’s ballast-to-displacement ratio suggests a stiff vessel, yet sailors frequently report that it feels "lively" or "tender" in the first 10 to 15 degrees of heel before the hull's shoulder picks up buoyancy. According to historical technical reviews in Voiles et Voiliers, the Aloa 25 tracks exceptionally well for a 25-footer, thanks in part to its deep fin keel. In heavy air, the boat benefits early from reefing; once over-canvased, the spade rudder can lose grip if the boat is allowed to heel excessively, a common trait of IOR-influenced designs of this period. However, when trimmed correctly, it is a rewarding helm that provides excellent feedback to the sailor.

Interior Comfort & Variations

For a vessel under 26 feet, the Aloa 25 offers a surprisingly sophisticated interior layout. The cabin features a classic four-to-five berth configuration: a forward V-berth, a convertible dinette in the salon, and occasionally a quarter berth to starboard. The use of warm wood veneers and functional stowage lockers gives the interior a more substantial feel than the "plastic" interiors of many modern entry-level boats.

One of the standout features noted by the Association des Propriétaires d'Aloa is the headroom, which approaches 1.75 meters (approximately 5'9") in the main cabin—a rarity for a 25-foot boat from the 1970s. The galley is typically located to port, featuring a simple stove and sink, while a dedicated marine head is situated between the salon and the forward cabin. While there were few major factory variations in the hull, some versions were delivered with an inboard Renault or Volvo Penta diesel engine, while others utilized an outboard motor mounted on a transom bracket. The inboard versions are generally more sought after for coastal cruising but result in a more cramped engine compartment.

Known Issues & Buyer’s Checklist

Prospective buyers should approach an Aloa 25 with the diligence required for any 40-year-old fiberglass vessel. Based on collective technical data from owner forums and surveyor notes, the following areas require specific attention:

  1. Osmotic Blistering: Like many French hulls of the 1970s, the Aloa 25 is susceptible to osmosis. A professional moisture meter reading of the hull below the waterline is essential, especially if the boat has not been epoxy-treated.
  2. Deck Core Softness: The deck is a sandwich construction. Areas around the chainplates, mast step, and stanchion bases are prone to water ingress, which can rot the balsa or plywood core over time. Check for "flex" or "crunching" sounds when walking on these areas.
  3. Mast Step Compression: The mast is deck-stepped, supported by an internal compression post. Owners have reported instances where the support block at the base of the post or the deck itself has compressed, leading to rigging tension issues.
  4. Rudder Bushings: The spade rudder is known for developing play in the bushings. While not a structural failure, it can lead to an annoying "clunking" at the helm and diminished steering precision.
  5. Original Inboard Engines: Many units still carry the original Renault Marine or early Volvo Penta diesels. Parts for these specific older models are increasingly difficult to source, and a repower may eventually be necessary.

Community & Resources

The primary hub for technical support is the Association des Propriétaires d'Aloa (APA). This group maintains an archive of original brochures, rigging diagrams, and maintenance guides specifically for the 25 and its siblings. While primarily French-speaking, the association is the definitive source for hull numbers and historical accuracy regarding factory specifications.

The Verdict

The Aloa 25 is a robust, stylish, and surprisingly spacious classic that punches well above its weight class in terms of sailing pleasure. It is an ideal entry-level cruiser for those who value design pedigree and performance over modern "caravan-style" accommodations.

Pros:

  • Timeless Design: Elegant lines by Jacques Fauroux that still look modern today.
  • Performance: Excellent light-air capability and responsive handling.
  • Interior Volume: Remarkable headroom and storage for a 25-foot vessel.
  • Build Quality: Generally solid fiberglass layup that has stood the test of time.

Cons:

  • Age-Related Maintenance: High probability of osmosis or deck core issues if not maintained.
  • Engine Access: Inboard models have very tight engine compartments.
  • Tender at High Heel: Requires early reefing to maintain control in heavy weather.

Measurements

Construction & Hull

Construction Material
Fiberglass
Hull Type
Monohull Sailboat
Keel Type
Fin
Rudder
1x Transom-Hung
Ballast
1320 lbs
Displacement
3750 lbs
Water Capacity
21 gal
Fuel Capacity
8 gal

Dimensions

Length Overall (LOA)
25.59 ft
Waterline Length (LWL)
24.28 ft
Beam
8.86 ft
Draft
4.43 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
312 sqft

Calculations

Sail Area / Displacement (SA/D) Ratio
20.68
Ballast / Displacement Ratio
35.2
Displacement / Length Ratio (D/L) Ratio
116.96
Comfort Ratio
12.85
Capsize Screening Formula
2.28
Hull Speed
6.6 kn