Jeanneau Sun Odyssey 39i vs Catalina 34 MkII — Comparison

Jeanneau Sun Odyssey 39i
VS
Catalina 34 MkII

Specifications Side by Side

SpecificationJeanneau Sun Odyssey 39iCatalina 34 MkII
General
ManufacturerJeanneauCatalina
Year2007–20131995–2004
TypeSloopSloop
CountryFranceUSA
DesignerPhilippe BriandGerry Douglas
Dimensions
LOA12.04 m (39.5 ft)10.36 m (34.0 ft)
LWL10.50 m (34.4 ft)9.14 m (30.0 ft)
Beam3.85 m (12.6 ft)3.40 m (11.2 ft)
Draft1.95 m (6.4 ft)1.75 m (5.7 ft)
Weight
Displacement7,800 kg (17,196 lbs)5,443 kg (12,000 lbs)
Ballast2,350 kg (5,181 lbs)2,041 kg (4,500 lbs)
Sailing
Sail Area68.0 m² (732 ft²)52.0 m² (560 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine29 HP21 HP
Fuel Capacity160 L (42.3 gal)76 L (20.1 gal)
Water Capacity300 L (79.3 gal)151 L (39.9 gal)
Accommodation
Berths86
Cabins32

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
Jeanneau Sun Odyssey 39i
17.56
Catalina 34 MkII
17.08
Ballast Ratio (Higher = more stability)
Jeanneau Sun Odyssey 39i
30.13
Catalina 34 MkII
37.50
Capsize Ratio (Lower = safer offshore)
Jeanneau Sun Odyssey 39i
0.78
Catalina 34 MkII
0.77
Comfort Ratio (Higher = gentler motion)
Jeanneau Sun Odyssey 39i
16.56
Catalina 34 MkII
18.13

Detailed Comparison

The Jeanneau Sun Odyssey 39i and Catalina 34 MkII represent two takes on sloop-rigged sailing. The Jeanneau Sun Odyssey 39i is a 2000s design by Jeanneau from France, while the Catalina 34 MkII is a 1990s offering from Catalina from USA. The Jeanneau Sun Odyssey 39i was penned by Philippe Briand. The Catalina 34 MkII was designed by Gerry Douglas.

In terms of size, the Jeanneau Sun Odyssey 39i measures 12.04m (39.5ft) overall with a beam of 3.85m, compared to the Catalina 34 MkII at 10.36m (34.0ft) with a 3.40m beam. The Jeanneau Sun Odyssey 39i is 1.68m longer than the Catalina 34 MkII. The Jeanneau Sun Odyssey 39i displaces approximately 43% more than its counterpart, which significantly affects how each boat handles in different sea states.

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 Catalina 34 MkII, with an SA/D of 17.08 and 52.0 m² of canvas, offers good sail power for versatile performance. The Jeanneau Sun Odyssey 39i has the edge in terms of raw sailing 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 Catalina 34 MkII has a comfort ratio of 18.1 and a capsize screening value of 0.77. The ballast ratios are 30.1% for the Jeanneau Sun Odyssey 39i and 37.5% for the Catalina 34 MkII, 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 Catalina 34 MkII offers 6 berths in 2 cabins with 151L water and 76L fuel capacity.

Verdict

For cruising: The Catalina 34 MkII 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: 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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