1979 Westerly Fulmar vs 2007 Jeanneau Sun Odyssey 39 DS — Comparison

1979 Westerly Fulmar1979 Westerly Fulmar
VS
2007 Jeanneau Sun Odyssey 39 DS

Specifications Side by Side

Specification1979 Westerly Fulmar2007 Jeanneau Sun Odyssey 39 DS
General
ManufacturerWesterlyJeanneau
Year1979–19862007–2012
TypeSloopSloop
CountryUKFrance
DesignerEd DuboisPhilippe Briand
Dimensions
LOA9.75 m (32.0 ft)11.86 m (38.9 ft)
LWL8.00 m (26.2 ft)10.30 m (33.8 ft)
Beam3.20 m (10.5 ft)3.76 m (12.3 ft)
Draft1.07 m (3.5 ft)1.85 m (6.1 ft)
Weight
Displacement4,990 kg (11,001 lbs)7,600 kg (16,755 lbs)
Ballast1,814 kg (3,999 lbs)2,400 kg (5,291 lbs)
Sailing
Sail Area36.0 m² (388 ft²)62.0 m² (667 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeBilgeFin
Engine & Tanks
Engine18 HP29 HP
Fuel Capacity68 L (18.0 gal)120 L (31.7 gal)
Water Capacity136 L (35.9 gal)250 L (66.0 gal)
Accommodation
Berths67
Cabins22

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1979 Westerly Fulmar
12.53
2007 Jeanneau Sun Odyssey 39 DS
16.30
Ballast Ratio (Higher = more stability)
1979 Westerly Fulmar
36.35
2007 Jeanneau Sun Odyssey 39 DS
31.58
Capsize Ratio (Lower = safer offshore)
1979 Westerly Fulmar
0.75
2007 Jeanneau Sun Odyssey 39 DS
0.77
Comfort Ratio (Higher = gentler motion)
1979 Westerly Fulmar
22.41
2007 Jeanneau Sun Odyssey 39 DS
17.25

Detailed Comparison

The 1979 Westerly Fulmar and 2007 Jeanneau Sun Odyssey 39 DS represent two takes on sloop-rigged sailing. The 1979 Westerly Fulmar is a 1970s design by Westerly from UK, while the 2007 Jeanneau Sun Odyssey 39 DS is a 2000s offering from Jeanneau from France. The 1979 Westerly Fulmar was penned by Ed Dubois. The 2007 Jeanneau Sun Odyssey 39 DS was designed by Philippe Briand.

In terms of size, the 1979 Westerly Fulmar measures 9.75m (32.0ft) overall with a beam of 3.20m, compared to the 2007 Jeanneau Sun Odyssey 39 DS at 11.86m (38.9ft) with a 3.76m beam. The 2007 Jeanneau Sun Odyssey 39 DS is 2.11m longer than the 1979 Westerly Fulmar. The 2007 Jeanneau Sun Odyssey 39 DS displaces approximately 52% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1979 Westerly Fulmar has modest sail power for its displacement with an SA/D ratio of 12.53 and 36.0 m² of sail area. The 2007 Jeanneau Sun Odyssey 39 DS, with an SA/D of 16.30 and 62.0 m² of canvas, offers moderate sail power suitable for relaxed cruising. The 2007 Jeanneau Sun Odyssey 39 DS has the edge in terms of raw sailing performance.

For comfort and safety, the 1979 Westerly Fulmar offers a moderate motion comfort level (comfort ratio: 22.4) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.75). The 2007 Jeanneau Sun Odyssey 39 DS has a comfort ratio of 17.3 and a capsize screening value of 0.77. The ballast ratios are 36.4% for the 1979 Westerly Fulmar and 31.6% for the 2007 Jeanneau Sun Odyssey 39 DS, reflecting their respective approaches to stability.

Below deck, the 1979 Westerly Fulmar provides 6 berths in 2 cabins with 136L of water capacity and 68L of fuel. The 2007 Jeanneau Sun Odyssey 39 DS offers 7 berths in 2 cabins with 250L water and 120L fuel capacity.

Verdict

For cruising: The 1979 Westerly Fulmar 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 2007 Jeanneau Sun Odyssey 39 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 2007 Jeanneau Sun Odyssey 39 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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