Rival 41 Sailboat Review, Specs, and Listings

Peter Brett·1973·~57 hulls·Southern Boatbuilding Co.
Rival 41 drawingBuilder drawing
Hull Type
Monohull · fin
Rig
Cutter
LOA
40.58' · 12.37 m
Disp.
22,046 lbs · 10,000 kg
First year
1973

The Rival 41 was Peter Brett’s largest and most ambitious design. He drew this 40footplus offshore cruiser in 1974, and the UK’s Southern Boatbuilding Company began production that year. By the time production ended in 1990, 57 examples had been completed.

Measurements

Dimensions 01

Length Overall
40.58 ft
Length on deck
—
Waterline Length
32.67 ft
Beam
12.17 ft
Draft
5.9 ft
Maximum Headroom
—
Air Draft
—

Construction & hull 02

Construction
Fiberglass
Hull Type
Monohull
Keel Type
Fin
Rudder
1× Skeg-Hung
Ballast
9,800 lbs (Lead)
Displacement
22,046 lbs
Water Capacity
—
Fuel Capacity
—

Rig & sails 03

Rigging Type
Cutter
Mainsail luff
48.7 ft
Mainsail foot
15.7 ft
Foretriangle height
53.4 ft
Foretriangle base
15.2 ft
Forestay Length (estimated)
55.52 ft
Sail Area
788 sqft

Calculations 04

Sail Area to Displacement Ratio
16.03
Ballast to Displacement Ratio
44.45
Displacement to Length Ratio
282.25
Comfort Ratio
34.86
Capsize Screening Ratio
1.74
Hull Speed
7.66 kn

Brett set out to create a fast, seaworthy boat that was easy to handle. The result was an unusually versatile cruiser, according to period assessments—equally suited to coastal hops and long ocean passages without sacrificing safety or performance.

Design and Construction

The Rival 41 has a fin keel and skeg-hung rudder, along with moderate displacement and a high ballast ratio. Together, these features produce a steady, predictable platform.

The boat displaces 22,046 pounds and carries 9,800 pounds of lead ballast, giving it a ballast-to-displacement ratio of 44.5 percent. Yachting Monthly described the hull as inspiring confidence from the moment you step aboard: solid, well built, and ready for anything. With a displacement-to-length ratio of 282, the Rival 41 sits firmly in the heavyweight cruising camp rather than at the lighter, racier end of the spectrum.

The centre-cockpit version, known as the Rival 41CC, shares the same solid GRP hull and fin-and-skeg underwater profile. It measures 40 feet 7 inches overall, with a 32-foot-8-inch waterline, 12-foot-2-inch beam, and 5-foot-11-inch draft.

Rig and Handling

The Rival 41 was offered with sloop, cutter, and ketch rigs. Centre-cockpit boats were more often rigged as ketches, while aft-cockpit versions tended to have cutter or sloop rigs.

Its sail-area-to-displacement ratio of 16.1 is modest by modern light-air standards, but entirely workable. Owners report a very balanced helm and describe the boat as fast, stable, and responsive. Brett’s interest in applying modern offshore racing ideas about hull and keel design to a cruising boat is evident here. In the right conditions, the Rival 41 reaches a maximum hull speed of 7.7 knots.

The boat also has a moderate offshore cruising motion that most seasoned sailors should find acceptable. A capsize screening figure of 1.7 and comfort ratio of 34.9 further support its suitability for ocean passages with a low capsize risk.

Cockpit and Accommodations

Southern Boatbuilding offered several accommodation layouts and rig configurations, including centre- and aft-cockpit versions.

The centre-cockpit ketch was the most common. It had a spacious aft cabin with an ensuite head and shower, as well as a large cockpit protected by a hard dodger. This version slept up to six in three cabins: two in the aft double, two in the forward singles, and two in the saloon.

The aft-cockpit version exchanged the private aft suite for a larger saloon and galley with more windows and hatches. Its six berths comprised a forward double, two singles in quarter cabins, and two saloon singles.

Owners praise the plentiful storage, well-equipped galley, and cosy saloon. The Rival 41’s timeless, unflashy character particularly appeals to sailors who value quality and seaworthiness over passing trends.

Verdict

The Rival 41 is a thoughtfully executed Peter Brett design, balancing offshore capability with comfortable cruising accommodations. Its 57-boat production run, spanning 1974 to 1990, created a small but coherent fleet now supported by the Rival Owners Association.

It isn’t a lightweight or, by modern numbers, a speed demon. Instead, its proportions and underwater shape provide exactly the confidence and balance credited to it by reviewers.

Pros

  • Fin keel, skeg-hung rudder, and high ballast ratio provide offshore stability
  • Centre-cockpit ketch layout offers an ensuite aft cabin and protected cockpit
  • Balanced helm and moderate motion suit ocean passages
  • Timeless, solidly built character appeals to serious cruisers

Cons

  • Modest sail-area-to-displacement ratio limits performance in light air
  • Relatively heavy displacement and limited production reduce its market breadth

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