2006 Jeanneau Sun Odyssey 42 DS vs 1991 Westerly Seahawk — Comparison

2006 Jeanneau Sun Odyssey 42 DS
VS
1991 Westerly Seahawk1991 Westerly Seahawk

Specifications Side by Side

Specification2006 Jeanneau Sun Odyssey 42 DS1991 Westerly Seahawk
General
ManufacturerJeanneauWesterly
Year2006–20111991–1997
TypeSloopSloop
CountryFranceUK
DesignerPhilippe BriandEd Dubois
Dimensions
LOA12.85 m (42.2 ft)10.36 m (34.0 ft)
LWL10.97 m (36.0 ft)8.53 m (28.0 ft)
Beam4.10 m (13.5 ft)3.35 m (11.0 ft)
Draft1.80 m (5.9 ft)1.80 m (5.9 ft)
Weight
Displacement9,525 kg (20,999 lbs)6,123 kg (13,499 lbs)
Ballast3,175 kg (7,000 lbs)2,495 kg (5,501 lbs)
Sailing
Sail Area77.0 m² (829 ft²)48.0 m² (517 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine54 HP28 HP
Fuel Capacity170 L (44.9 gal)114 L (30.1 gal)
Water Capacity340 L (89.8 gal)220 L (58.1 gal)
Accommodation
Berths87
Cabins33

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
2006 Jeanneau Sun Odyssey 42 DS
17.41
1991 Westerly Seahawk
14.57
Ballast Ratio (Higher = more stability)
2006 Jeanneau Sun Odyssey 42 DS
33.33
1991 Westerly Seahawk
40.75
Capsize Ratio (Lower = safer offshore)
2006 Jeanneau Sun Odyssey 42 DS
0.77
1991 Westerly Seahawk
0.73
Comfort Ratio (Higher = gentler motion)
2006 Jeanneau Sun Odyssey 42 DS
16.79
1991 Westerly Seahawk
22.81

Detailed Comparison

The 2006 Jeanneau Sun Odyssey 42 DS and 1991 Westerly Seahawk represent two takes on sloop-rigged sailing. The 2006 Jeanneau Sun Odyssey 42 DS is a 2000s design by Jeanneau from France, while the 1991 Westerly Seahawk is a 1990s offering from Westerly from UK. The 2006 Jeanneau Sun Odyssey 42 DS was penned by Philippe Briand. The 1991 Westerly Seahawk was designed by Ed Dubois.

In terms of size, the 2006 Jeanneau Sun Odyssey 42 DS measures 12.85m (42.2ft) overall with a beam of 4.10m, compared to the 1991 Westerly Seahawk at 10.36m (34.0ft) with a 3.35m beam. The 2006 Jeanneau Sun Odyssey 42 DS is 2.49m longer than the 1991 Westerly Seahawk. The 2006 Jeanneau Sun Odyssey 42 DS displaces approximately 56% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 2006 Jeanneau Sun Odyssey 42 DS has good sail power for versatile performance with an SA/D ratio of 17.41 and 77.0 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 2006 Jeanneau Sun Odyssey 42 DS has the edge in terms of raw sailing performance.

For comfort and safety, the 2006 Jeanneau Sun Odyssey 42 DS offers a firm, racing-oriented motion (comfort ratio: 16.8) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.77). The 1991 Westerly Seahawk has a comfort ratio of 22.8 and a capsize screening value of 0.73. The ballast ratios are 33.3% for the 2006 Jeanneau Sun Odyssey 42 DS and 40.8% for the 1991 Westerly Seahawk, reflecting their respective approaches to stability.

Below deck, the 2006 Jeanneau Sun Odyssey 42 DS provides 8 berths in 3 cabins with 340L of water capacity and 170L of fuel. The 1991 Westerly Seahawk offers 7 berths in 3 cabins with 220L water and 114L fuel capacity.

Verdict

For cruising: The 1991 Westerly Seahawk 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 2006 Jeanneau Sun Odyssey 42 DS has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The 2006 Jeanneau Sun Odyssey 42 DS 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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