Pearson 28 (1975-80) Information, Review, Specs

Pearson 28 (1975-80) Drawing
Make
Pearson
Model
28 (1975-80)
Builder
Pearson Yachts
Designer
William Shaw
Number Built
Production Year(s)
1975 - 1980

The Pearson 28, produced between 1975 and 1980 and often referred to by enthusiasts as the "Shaw 28" to distinguish it from the earlier Alberg designs, represents a pivotal era for Pearson Yachts. Designed by William Shaw, this model was intended to fill the gap between the wildly successful Pearson 26 and the larger Pearson 30. It arrived at a time when the market was shifting toward more modern underbody configurations, moving away from the full keels and heavy displacement of the 1960s. The 1975–1980 iteration is a classic example of a coastal cruiser that balances the "performance-cruiser" ethos of the late 1970s with the robust, overbuilt glasswork that defines the Pearson legacy.

Sailing Performance & Handling

Under sail, the Pearson 28 is characterized by its predictable manners and balanced helm. With a fin keel and a spade rudder, it offers significantly more maneuverability and "snappiness" than the Alberg-designed Pearsons of the previous decade. The boat features a Displacement to Length (D/L) ratio of approximately 227, placing it firmly in the "moderate" category. This provides enough mass to handle a typical afternoon chop without losing momentum, yet it remains light enough to move efficiently in light air.

The Sail Area to Displacement (SA/Disp) ratio of roughly 16.5 indicates a conservative but capable sail plan. In practice, owners frequently report that the boat tracks exceptionally well for a spade-rudder design, a testament to Shaw’s ability to balance the lateral plane. According to technical notes from the Pearson Yachts Portal, the boat thrives on a close reach but requires early reefing—typically when true wind speeds hit 15 to 18 knots—to maintain a comfortable heel angle and minimize weather helm. Its relatively high ballast-to-displacement ratio (nearly 40%) provides a sense of security, making it a "stiff" boat for its size, which is highly valued by coastal cruisers.

Interior Comfort & Variations

For a 28-foot boat of its vintage, the Pearson 28 interior is remarkably voluminous. William Shaw utilized the boat’s 9-foot 4-inch beam to create a layout that feels larger than many of its contemporaries. The traditional arrangement features a V-berth forward, followed by a full-width head—a luxury in this size class—and a main salon with facing settees. The bulkhead-mounted table can be lowered to create an additional double berth, allowing the boat to technically sleep five, though it is best suited for a couple or a small family.

The headroom is a standout feature, measuring approximately 6 feet 2 inches in the main cabin, which accommodates taller sailors who might feel cramped in the smaller Pearson 26. The joinery is typical of the era, utilizing a mix of teak trim and fiberglass liners that provide a clean, albeit slightly clinical, appearance. Variations of this hull were limited, but the model was offered with two distinct draft options: the standard fin keel at 4 feet 10 inches and a shoal draft version at 3 feet 6 inches. While no "four-cabin" sibling exists for a boat of this length, the Pearson 28 shares significant design DNA with the Pearson 30, often being described as a "scaled-down" version of its larger, more famous sibling.

Known Issues & Buyer’s Checklist

Prospective buyers should approach a 1970s Pearson 28 with a focused inspection of its structural core and propulsion system.

  • Deck Delamination: Like many boats of this era, Pearson utilized balsa-core construction for the decks. It is common to find "soft spots" around the chainplates, stanchion bases, and the mast step where water may have compromised the core. A thorough moisture meter test and percussion "tap" test are essential.
  • Compression Post Issues: The mast is deck-stepped, supported by a compression post that transfers loads to the keel. In some units, the wooden base of this post can rot if water migrates from the bilge, leading to a "sagging" deck and rigging tension issues.
  • The Atomic 4 Engine: Many Pearson 28s were originally equipped with the Universal Atomic 4 gasoline engine. While these are reliable when maintained, buyers should inspect the cooling manifold and exhaust riser for corrosion. Many owners have since repowered with Yanmar or Universal diesels, which significantly increases the vessel’s resale value.
  • Rudder Integrity: The spade rudder is a hollow fiberglass shell. Over time, water can enter the shell, causing the internal steel "webbing" to corrode or the rudder to become heavy and unbalanced.

Community & Resources

The Pearson 28 benefits from one of the most dedicated owner communities in the classic fiberglass yacht world. The Pearson Yachts Portal serves as a primary technical repository, hosting original brochures and owner-contributed maintenance wikis. While not a formal "class association" in the racing sense, the community of Pearson owners is active on technical forums where Shaw-specific design nuances are frequently documented.

The Verdict

The Pearson 28 (1975–1980) remains a premier choice for the budget-conscious sailor seeking a "proper" yacht that handles like a modern boat but retains the heavy-duty construction of the early fiberglass era. It is a forgiving vessel for novices while offering enough performance to keep an experienced sailor engaged.

Pros:

  • Exceptional headroom and interior volume for a 28-foot hull.
  • Predictable and balanced handling thanks to the Shaw-designed fin keel.
  • Robust construction that has proven its longevity over five decades.
  • Strong resale value and a wealth of technical community support.

Cons:

  • Balsa-cored decks are prone to moisture intrusion if hardware is not re-bedded.
  • The original Atomic 4 engine requires more specialized safety attention than a modern diesel.
  • The spade rudder is vulnerable to damage compared to a skeg-hung or full-keel design.

Measurements

Construction & Hull

Construction Material
Fiberglass (Balsa Core)
Hull Type
Monohull Sailboat
Keel Type
Fin
Rudder
1x Spade
Ballast
3530 lbs (Lead)
Displacement
7850 lbs
Water Capacity
22 gal
Fuel Capacity
14 gal

Dimensions

Length Overall (LOA)
28 ft
Waterline Length (LWL)
24 ft
Beam
9.25 ft
Draft
5 ft
Max Headroom
-
Air Draft
41.83 ft
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

Rig Type
Masthead Sloop
P (Main Luff)
32 ft
E (Main Foot)
11 ft
I (Foretriangle Height)
36.5 ft
J (Foretriangle Base)
11.83 ft
Forestay Length (est)
38.37 ft
Sail Area
395 sqft

Calculations

Sail Area / Displacement (SA/D) Ratio
16
Ballast / Displacement Ratio
44.97
Displacement / Length Ratio (D/L) Ratio
253.51
Comfort Ratio
24.86
Capsize Screening Formula
1.86
Hull Speed
6.56 kn