Jeanneau Sun Odyssey 39i vs Dufour 40 — Comparison
Jeanneau Sun Odyssey 39i
Dufour 40
Specifications Side by Side
| Specification | Jeanneau Sun Odyssey 39i | Dufour 40 |
|---|---|---|
| General | ||
| Manufacturer | Jeanneau | Dufour |
| Year | 2007–2013 | 2007–2012 |
| Type | Sloop | Sloop |
| Country | France | France |
| Designer | Philippe Briand | Umberto Felci |
| Dimensions | ||
| LOA | 12.04 m (39.5 ft) | 12.05 m (39.5 ft) |
| LWL | 10.50 m (34.4 ft) | 10.55 m (34.6 ft) |
| Beam | 3.85 m (12.6 ft) | 3.85 m (12.6 ft) |
| Draft | 1.95 m (6.4 ft) | 1.95 m (6.4 ft) |
| Weight | ||
| Displacement | 7,800 kg (17,196 lbs) | 7,800 kg (17,196 lbs) |
| Ballast | 2,350 kg (5,181 lbs) | 2,400 kg (5,291 lbs) |
| Sailing | ||
| Sail Area | 68.0 m² (732 ft²) | 68.0 m² (732 ft²) |
| Hull Material | Fiberglass | Fiberglass |
| Keel Type | Fin | Fin |
| Engine & Tanks | ||
| Engine | 29 HP | 40 HP |
| Fuel Capacity | 160 L (42.3 gal) | 160 L (42.3 gal) |
| Water Capacity | 300 L (79.3 gal) | 300 L (79.3 gal) |
| Accommodation | ||
| Berths | 8 | 8 |
| Cabins | 3 | 3 |
Performance Comparison
Detailed Comparison
The Jeanneau Sun Odyssey 39i and Dufour 40 represent two takes on sloop-rigged sailing. The Jeanneau Sun Odyssey 39i is a 2000s design by Jeanneau from France, while the Dufour 40 is a 2000s offering from Dufour from France. The Jeanneau Sun Odyssey 39i was penned by Philippe Briand. The Dufour 40 was designed by Umberto Felci.
In terms of size, the Jeanneau Sun Odyssey 39i measures 12.04m (39.5ft) overall with a beam of 3.85m, compared to the Dufour 40 at 12.05m (39.5ft) with a 3.85m beam. The Dufour 40 is 0.01m longer than the Jeanneau Sun Odyssey 39i.
Looking at performance, the Jeanneau Sun Odyssey 39i has good sail power for versatile performance with an SA/D ratio of 17.56 and 68.0 m² of sail area. The Dufour 40, with an SA/D of 17.56 and 68.0 m² of canvas, offers good sail power for versatile performance.
For comfort and safety, the Jeanneau Sun Odyssey 39i offers a firm, racing-oriented motion (comfort ratio: 16.6) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.78). The Dufour 40 has a comfort ratio of 16.4 and a capsize screening value of 0.78. The ballast ratios are 30.1% for the Jeanneau Sun Odyssey 39i and 30.8% for the Dufour 40, reflecting their respective approaches to stability.
Below deck, the Jeanneau Sun Odyssey 39i provides 8 berths in 3 cabins with 300L of water capacity and 160L of fuel. The Dufour 40 offers 8 berths in 3 cabins with 300L water and 160L fuel capacity.
Verdict
For cruising: The Jeanneau Sun Odyssey 39i 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 Jeanneau Sun Odyssey 39i has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.
For liveaboard: Both boats provide similar accommodation, making either a viable choice for living aboard. Consider water and fuel capacity for extended stays away from marinas.