1990 J/40 vs Jeanneau Sun Odyssey 39i — Comparison
Specifications Side by Side
| Specification | 1990 J/40 | Jeanneau Sun Odyssey 39i |
|---|---|---|
| General | ||
| Manufacturer | J/Boats | Jeanneau |
| Year | 1990–1995 | 2007–2013 |
| Type | Sloop | Sloop |
| Country | USA | France |
| Designer | Rod Johnstone | Philippe Briand |
| Dimensions | ||
| LOA | 12.30 m (40.4 ft) | 12.04 m (39.5 ft) |
| LWL | 10.21 m (33.5 ft) | 10.50 m (34.4 ft) |
| Beam | 3.65 m (12.0 ft) | 3.85 m (12.6 ft) |
| Draft | 2.08 m (6.8 ft) | 1.95 m (6.4 ft) |
| Weight | ||
| Displacement | 7,711 kg (17,000 lbs) | 7,800 kg (17,196 lbs) |
| Ballast | 3,402 kg (7,500 lbs) | 2,350 kg (5,181 lbs) |
| Sailing | ||
| Sail Area | 72.5 m² (780 ft²) | 68.0 m² (732 ft²) |
| Hull Material | Fiberglass | Fiberglass |
| Keel Type | Fin | Fin |
| Engine & Tanks | ||
| Engine | 35 HP | 29 HP |
| Fuel Capacity | 114 L (30.1 gal) | 160 L (42.3 gal) |
| Water Capacity | 189 L (49.9 gal) | 300 L (79.3 gal) |
| Accommodation | ||
| Berths | 6 | 8 |
| Cabins | 2 | 3 |
Performance Comparison
Detailed Comparison
The 1990 J/40 and Jeanneau Sun Odyssey 39i represent two takes on sloop-rigged sailing. The 1990 J/40 is a 1990s design by J/Boats from USA, while the Jeanneau Sun Odyssey 39i is a 2000s offering from Jeanneau from France. The 1990 J/40 was penned by Rod Johnstone. The Jeanneau Sun Odyssey 39i was designed by Philippe Briand.
In terms of size, the 1990 J/40 measures 12.30m (40.4ft) overall with a beam of 3.65m, compared to the Jeanneau Sun Odyssey 39i at 12.04m (39.5ft) with a 3.85m beam. The 1990 J/40 is 0.26m longer than the Jeanneau Sun Odyssey 39i. The Jeanneau Sun Odyssey 39i displaces approximately 1% more than its counterpart, which significantly affects how each boat handles in different sea states.
Looking at performance, the 1990 J/40 has good sail power for versatile performance with an SA/D ratio of 18.87 and 72.5 m² of sail area. The Jeanneau Sun Odyssey 39i, with an SA/D of 17.56 and 68.0 m² of canvas, offers good sail power for versatile performance. The 1990 J/40 has the edge in terms of raw sailing performance.
For comfort and safety, the 1990 J/40 offers a firm, racing-oriented motion (comfort ratio: 18.0) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.74). The Jeanneau Sun Odyssey 39i has a comfort ratio of 16.6 and a capsize screening value of 0.78. The ballast ratios are 44.1% for the 1990 J/40 and 30.1% for the Jeanneau Sun Odyssey 39i, reflecting their respective approaches to stability.
Below deck, the 1990 J/40 provides 6 berths in 2 cabins with 189L of water capacity and 114L of fuel. The Jeanneau Sun Odyssey 39i offers 8 berths in 3 cabins with 300L water and 160L fuel capacity.
Verdict
For cruising: The 1990 J/40 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 1990 J/40 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.
For liveaboard: The Jeanneau Sun Odyssey 39i 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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