The Endeavour 28 stands as a definitive example of the Australian "pocket cruiser" era, representing a significant evolution in the portfolio of Sydney-based Endeavour Yachts. Designed by the collaborative team of Reg Gardner, John Bott, and Len Hedges, the 28 was introduced to provide a more substantial, sea-going alternative to the wildly successful Endeavour 24 and 26 models. While its smaller siblings were often viewed as entry-level coastal boats or "pop-top" weekenders, the Endeavour 28 was engineered with a more traditional coachroof and a hull profile capable of serious coastal passage-making. Built between the late 1960s and early 1980s, the model benefited from Gardner’s commitment to robust fiberglass construction, a necessity for the demanding conditions of the Tasman Sea and the rugged Australian coastline.
Endeavour 28 Information, Review, Specs

- Make
- Endeavour
- Model
- 28
- Builder
- Endeavour Yachts Pty. Ltd.
- Designer
- Reg Gardner/Endeavour Yachts
- Number Built
- Production Year(s)
- 1974 - ??
Sailing Performance & Handling
Under sail, the Endeavour 28 is characterized by its predictable, stiff, and forgiving nature. It features a masthead sloop rig and a high-aspect fin keel, which provides a level of stability that appealed to the "family cruiser" demographic of the 1970s. With a relatively high ballast-to-displacement ratio, the boat carries its canvas well into freshening breezes, often out-sailing contemporary designs when the whitecaps appear.
The spade rudder gives the 28 a level of responsiveness that feels more modern than its heavy-displacement competitors from the same era. Owners frequently report that the boat tracks well off the wind, though like many designs of its generation with a broad beam carried aft, it can develop weather helm if over-canvassed. Its performance in light air is respectable for a cruiser of its weight, but it truly excels in 15–20 knots of breeze. While not a dedicated club racer like the later Joe Adams-designed Endeavours, the 28 remains a staple in mixed-fleet twilight racing across Australia, valued for its ability to "punch through" the chop rather than bounce over it.
Interior Comfort & Variations
The Endeavour 28 gained a reputation for being "Tardis-like," offering an interior volume that rivaled many 30-footers of the time. Unlike the Endeavour 26, which frequently utilized a pop-top for headroom, the 28 features a fixed coachroof providing approximately six feet of standing headroom throughout the main cabin. The layout is a classic example of efficient marine architecture: a forward V-berth, a localized head (typically with a marine toilet and small sink) between the saloon and the forepeak, and a main saloon with a dinette that converts to a double berth.
Materials used in the interior were typical of the Australian production boom, featuring heavy use of teak trim and molded fiberglass liners that make the boat easy to maintain. Sibling variations are worth noting; while the 28 was the "big sister" for many years, it was eventually joined by the Endeavour 30, which offered a slightly more refined hull shape and increased amenities. Some later versions of the 28 saw minor modifications to the galley layout, shifting the sink and stove positions to allow for better access to the quarter berths, which are situated under the cockpit seats.
Known Issues & Buyer’s Checklist
Prospective buyers of an Endeavour 28 should prioritize a structural survey focusing on the age of the fiberglass and the specific construction methods of the era.
- Deck Core Integrity: Like many boats from the 1970s, the Endeavour 28 utilized a sandwich construction for the decks (often balsa or foam). Over decades, moisture can ingress through improperly bedded deck hardware, leading to delamination or "soft spots."
- Chainplate Inspection: The stainless steel chainplates are known to leak if the sealant is not periodically refreshed. Constant moisture against the bulkhead can lead to rot in the structural timber that supports the rig tension.
- Osmosis: While Endeavour hulls were laid up quite thickly, they are not immune to osmotic blistering. A haul-out inspection is essential to check for any signs of "pockmarking" in the gelcoat below the waterline.
- Engine Serviceability: Many 28s were originally fitted with small Yanmar or Volvo Penta diesels. Potential buyers should check for the availability of parts for these aging powerplants or factor in the cost of a modern repower.
Community & Resources
The Endeavour 28 enjoys a dedicated following, supported by the Endeavour Owners Association of Australia. Although the association began with the 24-foot model, it has grown to encompass the entire range, providing a repository of technical drawings, rigging diagrams, and historical data. The community remains active through organized regattas, particularly in New South Wales and Queensland, where the boats are still found in high concentrations.
The Verdict
The Endeavour 28 remains a quintessential Australian cruiser that offers a high level of "boat for the buck." It is an ideal vessel for a couple or a young family looking to transition from dinghies to coastal cruising without the complexity of a larger, more modern yacht.
Pros:
- Robust Construction: Thick GRP layups provide a sense of security in heavy weather.
- Internal Volume: Exceptional headroom and living space for a 28-foot vessel.
- Handling: Stiff and predictable, making it an excellent platform for learning.
Cons:
- Age: Most examples require ongoing maintenance of systems and deck hardware.
- Weight: Heavier than modern equivalents, requiring more wind to reach hull speed.
- Evolution: Lacks the "sugar scoop" sterns and easy water access found on more contemporary designs.
Measurements
Construction & Hull
- Construction Material
- Fiberglass
- Hull Type
- Monohull Sailboat
- Keel Type
- Fin
- Rudder
- 1x Skeg-Hung
- Ballast
- 2906 lbs (Iron)
- Displacement
- 7015 lbs
- Water Capacity
- -
- Fuel Capacity
- -
Dimensions
- Length Overall (LOA)
- 27.92 ft
- Waterline Length (LWL)
- 23.49 ft
- Beam
- 9.38 ft
- Draft
- 5.15 ft
- Max Headroom
- -
- Air Draft
- -
Rig & Sails
- Rig Type
- Masthead Sloop
- P (Main Luff)
- -
- E (Main Foot)
- -
- I (Foretriangle Height)
- -
- J (Foretriangle Base)
- -
- Forestay Length (est)
- -
- Sail Area
- 436 sqft
Calculations
- Sail Area / Displacement (SA/D) Ratio
- 19.03
- Ballast / Displacement Ratio
- 41.43
- Displacement / Length Ratio (D/L) Ratio
- 241.62
- Comfort Ratio
- 22.15
- Capsize Screening Formula
- 1.96
- Hull Speed
- 6.49 kn