Quanta 28 Information, Review, Specs

Quanta 28 Drawing
Make
Quanta
Model
28
Builder
Quanta Yachts Ltd.
Designer
Ray Wall
Number Built
12
Production Year(s)
1985 - 1988

The Quanta 28 is a rare artifact of Canadian maritime history, representing the singular vision of renowned naval architect Raymond Wall during a transitional period in Pacific Northwest boat building. Launched in 1985 in Richmond, British Columbia, the vessel was intended to be the flagship for a new era of high-quality, owner-focused production yachts. Raymond Wall, who had previously achieved significant acclaim as the chief designer for CS Yachts, brought a "no-compromise" philosophy to Quanta Yachts Ltd., aiming to produce a 28-foot cruiser that felt and performed like a much larger offshore vessel. Despite its pedigree, the Quanta 28 remains a "hidden gem" of the used market, with only 12 hulls completed before the company ceased operations in 1987 due to a stagnant economic climate.

Sailing Performance & Handling

The Quanta 28 was designed with the challenging conditions of the Georgia Strait and the West Coast in mind, where light-air performance is often as critical as heavy-weather stability. Drawing from Wall’s successful CS designs, the hull features a moderately deep fin keel and a balanced spade rudder, providing a nimble yet predictable feel at the helm. Owners and contemporary observers of Wall’s designs, such as those documented by the Maritime Museum of British Columbia, note that his vessels typically exhibit excellent tracking and a high degree of stiffness.

With a Displacement/Length ratio and Sail Area/Displacement ratio typical of a performance-oriented cruiser of the mid-1980s, the Quanta 28 is capable of "punching above its weight class." It avoids the "hobby-horsing" common in shorter, lighter coastal cruisers, thanks to a well-distributed ballast and a hull shape that maintains its waterline even when heeled. While specific magazine test data for the Quanta 28 is scarce due to its limited production, its DNA is shared with the CS 30—another Wall design—which was widely praised in editorial reviews for its ability to maintain speed through a chop and its responsiveness in tight maneuvers.

Interior Comfort & Variations

True to Wall’s philosophy of building "better boats for real sailors," the interior of the Quanta 28 prioritizes structural integrity and functional ergonomics over maximum berth count. The layout is a classic configuration for a 28-foot cruiser: a forward V-berth, a central salon with opposing settees, and a compact galley and navigation station flanking the companionway. Because the boat was built in limited numbers, the level of joinery and finish is often reported to be superior to mass-produced yachts of the same era, frequently featuring hand-finished teak and robust cabinetry.

The 9' 6" beam allows for surprising volume below deck, though the boat remains manageable for single-handed sailing. Unlike its contemporaries that often squeezed in an aft cabin at the expense of cockpit storage, the Quanta 28 generally maintains a large cockpit locker, reflecting its identity as a functional cruiser. No known variants (such as a shoalkeep or tall rig) were officially produced, as the 12 existing units were built from the same set of tooling before the yard closed.

Known Issues & Buyer’s Checklist

Prospective buyers of a Quanta 28 should approach the vessel as they would any high-quality 1980s build, with a focus on age-related maintenance:

  • Deck Core Integrity: Like many boats of this era, the Quanta 28 likely utilizes a balsa-cored deck. Buyers should use a moisture meter or perform a percussion test around the chainplates and stanchion bases, as these are common points for water ingress if the sealant has not been maintained.
  • Engine Serviceability: Most units were fitted with small Japanese or European diesels (such as Yanmar or Universal). Given the age of the fleet, the exhaust riser, raw water pump, and heat exchanger should be inspected for corrosion or scaling.
  • Keel-to-Hull Joint: While Wall’s designs are known for their robustness, any 40-year-old boat should be checked for "smile" cracks at the leading edge of the keel, which can indicate previous groundings or the need to re-torque the keel bolts.
  • Standing Rigging: Many of these vessels still carry their original or near-original aluminum masts and stainless steel wire. A professional rigger should inspect the swage fittings for stress fractures.

Community & Resources

Due to the extremely low production volume, there is no dedicated Quanta Yachts owner association. However, because Raymond Wall is the common thread between Quanta and the much larger CS Yachts community, owners often find technical support and camaraderie within the CS Yacht Owners Association. This group serves as a de facto resource for understanding Wall’s design quirks, construction techniques, and rigging specifications that are shared across his different marques.

The Verdict

The Quanta 28 is a "sailor’s sailboat" that offers custom-level construction quality in a production-sized package. It is an ideal choice for the cruiser who values pedigree and performance over modern "condo-maran" volume.

Pros:

  • Exceptional Pedigree: Designed by Raymond Wall, ensuring high-quality naval architecture and sailing balance.
  • Rarity and Build Quality: With only 12 built, these boats received more individual attention during construction than mass-market competitors.
  • PNW Optimized: Specifically designed for the varied winds and conditions of the Pacific Northwest.

Cons:

  • Limited Availability: Finding one for sale is difficult, and they rarely leave the regional markets where they were built.
  • Lack of Specific Documentation: Because the company was short-lived, original manuals and technical drawings can be harder to source.
  • Resale Awareness: The brand name is not as widely recognized as Catalina or Beneteau, which may require more effort to educate future buyers on its value.

Measurements

Construction & Hull

Construction Material
Fiberglass
Hull Type
Monohull Sailboat
Keel Type
Fin
Rudder
1x Spade
Ballast
3080 lbs (Lead)
Displacement
6900 lbs
Water Capacity
-
Fuel Capacity
-

Dimensions

Length Overall (LOA)
28.42 ft
Waterline Length (LWL)
22.58 ft
Beam
9.75 ft
Draft
5.5 ft
Max Headroom
-
Air Draft
-
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

Rig Type
Masthead Sloop
P (Main Luff)
33.75 ft
E (Main Foot)
10.75 ft
I (Foretriangle Height)
39 ft
J (Foretriangle Base)
11.75 ft
Forestay Length (est)
40.73 ft
Sail Area
408 sqft

Calculations

Sail Area / Displacement (SA/D) Ratio
18.01
Ballast / Displacement Ratio
44.64
Displacement / Length Ratio (D/L) Ratio
267.56
Comfort Ratio
21.1
Capsize Screening Formula
2.05
Hull Speed
6.37 kn