2015 Jeanneau Sun Odyssey 349 vs 1988 Najad 331 — Comparison

2015 Jeanneau Sun Odyssey 3492015 Jeanneau Sun Odyssey 349
VS
1988 Najad 331

Specifications Side by Side

Specification2015 Jeanneau Sun Odyssey 3491988 Najad 331
General
ManufacturerJeanneauNajad
Year2015–20191988–1998
TypeSloopSloop
CountryFranceSweden
DesignerMarc LombardJudel/Vrolijk
Dimensions
LOA10.34 m (33.9 ft)10.06 m (33.0 ft)
LWL9.35 m (30.7 ft)8.38 m (27.5 ft)
Beam3.44 m (11.3 ft)3.18 m (10.4 ft)
Draft1.98 m (6.5 ft)1.65 m (5.4 ft)
Weight
Displacement5,500 kg (12,125 lbs)4,900 kg (10,803 lbs)
Ballast1,600 kg (3,527 lbs)2,000 kg (4,409 lbs)
Sailing
Sail Area56.0 m² (603 ft²)43.0 m² (463 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine21 HP21 HP
Fuel Capacity80 L (21.1 gal)80 L (21.1 gal)
Water Capacity150 L (39.6 gal)140 L (37.0 gal)
Accommodation
Berths65
Cabins22

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
2015 Jeanneau Sun Odyssey 349
18.26
1988 Najad 331
15.15
Ballast Ratio (Higher = more stability)
2015 Jeanneau Sun Odyssey 349
29.09
1988 Najad 331
40.82
Capsize Ratio (Lower = safer offshore)
2015 Jeanneau Sun Odyssey 349
0.78
1988 Najad 331
0.75
Comfort Ratio (Higher = gentler motion)
2015 Jeanneau Sun Odyssey 349
17.52
1988 Najad 331
20.43

Detailed Comparison

The 2015 Jeanneau Sun Odyssey 349 and 1988 Najad 331 represent two takes on sloop-rigged sailing. The 2015 Jeanneau Sun Odyssey 349 is a modern design by Jeanneau from France, while the 1988 Najad 331 is a 1980s offering from Najad from Sweden. The 2015 Jeanneau Sun Odyssey 349 was penned by Marc Lombard. The 1988 Najad 331 was designed by Judel/Vrolijk.

In terms of size, the 2015 Jeanneau Sun Odyssey 349 measures 10.34m (33.9ft) overall with a beam of 3.44m, compared to the 1988 Najad 331 at 10.06m (33.0ft) with a 3.18m beam. The 2015 Jeanneau Sun Odyssey 349 is 0.28m longer than the 1988 Najad 331. The 2015 Jeanneau Sun Odyssey 349 displaces approximately 12% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 2015 Jeanneau Sun Odyssey 349 has good sail power for versatile performance with an SA/D ratio of 18.26 and 56.0 m² of sail area. The 1988 Najad 331, with an SA/D of 15.15 and 43.0 m² of canvas, offers moderate sail power suitable for relaxed cruising. The 2015 Jeanneau Sun Odyssey 349 has the edge in terms of raw sailing performance.

For comfort and safety, the 2015 Jeanneau Sun Odyssey 349 offers a firm, racing-oriented motion (comfort ratio: 17.5) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.78). The 1988 Najad 331 has a comfort ratio of 20.4 and a capsize screening value of 0.75. The ballast ratios are 29.1% for the 2015 Jeanneau Sun Odyssey 349 and 40.8% for the 1988 Najad 331, reflecting their respective approaches to stability.

Below deck, the 2015 Jeanneau Sun Odyssey 349 provides 6 berths in 2 cabins with 150L of water capacity and 80L of fuel. The 1988 Najad 331 offers 5 berths in 2 cabins with 140L water and 80L fuel capacity.

Verdict

For cruising: The 1988 Najad 331 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 2015 Jeanneau Sun Odyssey 349 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The 2015 Jeanneau Sun Odyssey 349 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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