2007 Jeanneau Sun Odyssey 39 DS vs 1983 Pearson 31 — Comparison
1983 Pearson 31
Specifications Side by Side
| Specification | 2007 Jeanneau Sun Odyssey 39 DS | 1983 Pearson 31 |
|---|---|---|
| General | ||
| Manufacturer | Jeanneau | Pearson |
| Year | 2007–2012 | 1983–1990 |
| Type | Sloop | Sloop |
| Country | France | USA |
| Designer | Philippe Briand | William Shaw |
| Dimensions | ||
| LOA | 11.86 m (38.9 ft) | 9.45 m (31.0 ft) |
| LWL | 10.30 m (33.8 ft) | 7.77 m (25.5 ft) |
| Beam | 3.76 m (12.3 ft) | 3.10 m (10.2 ft) |
| Draft | 1.85 m (6.1 ft) | 1.52 m (5.0 ft) |
| Weight | ||
| Displacement | 7,600 kg (16,755 lbs) | 4,309 kg (9,500 lbs) |
| Ballast | 2,400 kg (5,291 lbs) | 1,814 kg (3,999 lbs) |
| Sailing | ||
| Sail Area | 62.0 m² (667 ft²) | 40.0 m² (431 ft²) |
| Hull Material | Fiberglass | Fiberglass |
| Keel Type | Fin | Fin |
| Engine & Tanks | ||
| Engine | 29 HP | 18 HP |
| Fuel Capacity | 120 L (31.7 gal) | 68 L (18.0 gal) |
| Water Capacity | 250 L (66.0 gal) | 114 L (30.1 gal) |
| Accommodation | ||
| Berths | 7 | 6 |
| Cabins | 2 | 2 |
Performance Comparison
Detailed Comparison
The 2007 Jeanneau Sun Odyssey 39 DS and 1983 Pearson 31 represent two takes on sloop-rigged sailing. The 2007 Jeanneau Sun Odyssey 39 DS is a 2000s design by Jeanneau from France, while the 1983 Pearson 31 is a 1980s offering from Pearson from USA. The 2007 Jeanneau Sun Odyssey 39 DS was penned by Philippe Briand. The 1983 Pearson 31 was designed by William Shaw.
In terms of size, the 2007 Jeanneau Sun Odyssey 39 DS measures 11.86m (38.9ft) overall with a beam of 3.76m, compared to the 1983 Pearson 31 at 9.45m (31.0ft) with a 3.10m beam. The 2007 Jeanneau Sun Odyssey 39 DS is 2.41m longer than the 1983 Pearson 31. The 2007 Jeanneau Sun Odyssey 39 DS displaces approximately 76% more than its counterpart, which significantly affects how each boat handles in different sea states.
Looking at performance, the 2007 Jeanneau Sun Odyssey 39 DS has moderate sail power suitable for relaxed cruising with an SA/D ratio of 16.30 and 62.0 m² of sail area. The 1983 Pearson 31, with an SA/D of 15.35 and 40.0 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 2007 Jeanneau Sun Odyssey 39 DS offers a firm, racing-oriented motion (comfort ratio: 17.3) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.77). The 1983 Pearson 31 has a comfort ratio of 21.4 and a capsize screening value of 0.76. The ballast ratios are 31.6% for the 2007 Jeanneau Sun Odyssey 39 DS and 42.1% for the 1983 Pearson 31, reflecting their respective approaches to stability.
Below deck, the 2007 Jeanneau Sun Odyssey 39 DS provides 7 berths in 2 cabins with 250L of water capacity and 120L of fuel. The 1983 Pearson 31 offers 6 berths in 2 cabins with 114L water and 68L fuel capacity.
Verdict
For cruising: The 1983 Pearson 31 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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Or view individual specs: 2007 Jeanneau Sun Odyssey 39 DS · 1983 Pearson 31