1965 Pearson Vanguard vs 1991 Westerly Seahawk — Comparison

1965 Pearson Vanguard1965 Pearson Vanguard
VS
1991 Westerly Seahawk1991 Westerly Seahawk

Specifications Side by Side

Specification1965 Pearson Vanguard1991 Westerly Seahawk
General
ManufacturerPearsonWesterly
Year1965–19721991–1997
TypeSloopSloop
CountryUSAUK
DesignerPhilip RhodesEd Dubois
Dimensions
LOA9.83 m (32.3 ft)10.36 m (34.0 ft)
LWL7.01 m (23.0 ft)8.53 m (28.0 ft)
Beam2.84 m (9.3 ft)3.35 m (11.0 ft)
Draft1.22 m (4.0 ft)1.80 m (5.9 ft)
Weight
Displacement4,082 kg (8,999 lbs)6,123 kg (13,499 lbs)
Ballast1,678 kg (3,699 lbs)2,495 kg (5,501 lbs)
Sailing
Sail Area36.0 m² (388 ft²)48.0 m² (517 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFullFin
Engine & Tanks
Engine10 HP28 HP
Fuel Capacity38 L (10.0 gal)114 L (30.1 gal)
Water Capacity57 L (15.1 gal)220 L (58.1 gal)
Accommodation
Berths57
Cabins13

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1965 Pearson Vanguard
14.32
1991 Westerly Seahawk
14.57
Ballast Ratio (Higher = more stability)
1965 Pearson Vanguard
41.11
1991 Westerly Seahawk
40.75
Capsize Ratio (Lower = safer offshore)
1965 Pearson Vanguard
0.71
1991 Westerly Seahawk
0.73
Comfort Ratio (Higher = gentler motion)
1965 Pearson Vanguard
25.31
1991 Westerly Seahawk
22.81

Detailed Comparison

The 1965 Pearson Vanguard and 1991 Westerly Seahawk represent two takes on sloop-rigged sailing. The 1965 Pearson Vanguard is a classic design by Pearson from USA, while the 1991 Westerly Seahawk is a 1990s offering from Westerly from UK. The 1965 Pearson Vanguard was penned by Philip Rhodes. The 1991 Westerly Seahawk was designed by Ed Dubois.

In terms of size, the 1965 Pearson Vanguard measures 9.83m (32.3ft) overall with a beam of 2.84m, compared to the 1991 Westerly Seahawk at 10.36m (34.0ft) with a 3.35m beam. The 1991 Westerly Seahawk is 0.53m longer than the 1965 Pearson Vanguard. The 1991 Westerly Seahawk displaces approximately 50% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1965 Pearson Vanguard has modest sail power for its displacement with an SA/D ratio of 14.32 and 36.0 m² of sail area. The 1991 Westerly Seahawk, with an SA/D of 14.57 and 48.0 m² of canvas, offers modest sail power for its displacement. The 1991 Westerly Seahawk has the edge in terms of raw sailing performance.

For comfort and safety, the 1965 Pearson Vanguard offers a moderate motion comfort level (comfort ratio: 25.3) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.71). The 1991 Westerly Seahawk has a comfort ratio of 22.8 and a capsize screening value of 0.73. The ballast ratios are 41.1% for the 1965 Pearson Vanguard and 40.8% for the 1991 Westerly Seahawk, reflecting their respective approaches to stability.

Below deck, the 1965 Pearson Vanguard provides 5 berths in 1 cabin with 57L of water capacity and 38L of fuel. The 1991 Westerly Seahawk offers 7 berths in 3 cabins with 220L water and 114L fuel capacity.

Verdict

For cruising: The 1965 Pearson Vanguard is the better choice for comfortable cruising thanks to its higher comfort ratio, offering a gentler motion at sea that crews will appreciate on longer passages.

For racing: The 1991 Westerly Seahawk has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The 1991 Westerly Seahawk offers more sleeping accommodation, making it better suited for extended living aboard. Consider water and fuel capacity for extended stays away from marinas.

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