2010 Jeanneau Sun Odyssey 409 vs Dufour 310 Grand Large — Comparison

2010 Jeanneau Sun Odyssey 409
VS
Dufour 310 Grand Large

Specifications Side by Side

Specification2010 Jeanneau Sun Odyssey 409Dufour 310 Grand Large
General
ManufacturerJeanneauDufour
Year2010–20162015–2020
TypeSloopSloop
CountryFranceFrance
DesignerPhilippe BriandFelci Yacht Design
Dimensions
LOA12.34 m (40.5 ft)9.43 m (30.9 ft)
LWL10.82 m (35.5 ft)8.45 m (27.7 ft)
Beam3.99 m (13.1 ft)3.13 m (10.3 ft)
Draft2.10 m (6.9 ft)1.60 m (5.2 ft)
Weight
Displacement8,100 kg (17,857 lbs)4,150 kg (9,149 lbs)
Ballast2,500 kg (5,512 lbs)1,230 kg (2,712 lbs)
Sailing
Sail Area71.5 m² (770 ft²)40.0 m² (431 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine40 HP15 HP
Fuel Capacity120 L (31.7 gal)80 L (21.1 gal)
Water Capacity250 L (66.0 gal)120 L (31.7 gal)
Accommodation
Berths84
Cabins31

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
2010 Jeanneau Sun Odyssey 409
18.01
Dufour 310 Grand Large
15.74
Ballast Ratio (Higher = more stability)
2010 Jeanneau Sun Odyssey 409
30.86
Dufour 310 Grand Large
29.64
Capsize Ratio (Lower = safer offshore)
2010 Jeanneau Sun Odyssey 409
0.80
Dufour 310 Grand Large
0.78
Comfort Ratio (Higher = gentler motion)
2010 Jeanneau Sun Odyssey 409
15.49
Dufour 310 Grand Large
18.25

Detailed Comparison

The 2010 Jeanneau Sun Odyssey 409 and Dufour 310 Grand Large represent two takes on sloop-rigged sailing. The 2010 Jeanneau Sun Odyssey 409 is a modern design by Jeanneau from France, while the Dufour 310 Grand Large is a modern offering from Dufour from France. The 2010 Jeanneau Sun Odyssey 409 was penned by Philippe Briand. The Dufour 310 Grand Large was designed by Felci Yacht Design.

In terms of size, the 2010 Jeanneau Sun Odyssey 409 measures 12.34m (40.5ft) overall with a beam of 3.99m, compared to the Dufour 310 Grand Large at 9.43m (30.9ft) with a 3.13m beam. The 2010 Jeanneau Sun Odyssey 409 is 2.91m longer than the Dufour 310 Grand Large. The 2010 Jeanneau Sun Odyssey 409 displaces approximately 95% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 2010 Jeanneau Sun Odyssey 409 has good sail power for versatile performance with an SA/D ratio of 18.01 and 71.5 m² of sail area. The Dufour 310 Grand Large, with an SA/D of 15.74 and 40.0 m² of canvas, offers moderate sail power suitable for relaxed cruising. The 2010 Jeanneau Sun Odyssey 409 has the edge in terms of raw sailing performance.

For comfort and safety, the 2010 Jeanneau Sun Odyssey 409 offers a firm, racing-oriented motion (comfort ratio: 15.5) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.80). The Dufour 310 Grand Large has a comfort ratio of 18.3 and a capsize screening value of 0.78. The ballast ratios are 30.9% for the 2010 Jeanneau Sun Odyssey 409 and 29.6% for the Dufour 310 Grand Large, reflecting their respective approaches to stability.

Below deck, the 2010 Jeanneau Sun Odyssey 409 provides 8 berths in 3 cabins with 250L of water capacity and 120L of fuel. The Dufour 310 Grand Large offers 4 berths in 1 cabin with 120L water and 80L fuel capacity.

Verdict

For cruising: The Dufour 310 Grand Large 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 2010 Jeanneau Sun Odyssey 409 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The 2010 Jeanneau Sun Odyssey 409 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: 2010 Jeanneau Sun Odyssey 409 · Dufour 310 Grand Large