1984 J/29 vs Jeanneau Sun Odyssey 319 — Comparison

1984 J/29
VS
Jeanneau Sun Odyssey 319

Specifications Side by Side

Specification1984 J/29Jeanneau Sun Odyssey 319
General
ManufacturerJ/BoatsJeanneau
Year1984–19902019
TypeSloopSloop
CountryUSAFrance
DesignerRod JohnstoneMarc Lombard
Dimensions
LOA8.99 m (29.5 ft)9.80 m (32.2 ft)
LWL7.62 m (25.0 ft)8.75 m (28.7 ft)
Beam3.28 m (10.8 ft)3.19 m (10.5 ft)
Draft1.83 m (6.0 ft)1.60 m (5.2 ft)
Weight
Displacement3,266 kg (7,200 lbs)4,700 kg (10,362 lbs)
Ballast1,497 kg (3,300 lbs)1,300 kg (2,866 lbs)
Sailing
Sail Area41.1 m² (442 ft²)43.0 m² (463 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine10 HP21 HP
Fuel Capacity38 L (10.0 gal)100 L (26.4 gal)
Water Capacity38 L (10.0 gal)150 L (39.6 gal)
Accommodation
Berths56
Cabins11

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1984 J/29
18.97
Jeanneau Sun Odyssey 319
15.57
Ballast Ratio (Higher = more stability)
1984 J/29
45.84
Jeanneau Sun Odyssey 319
27.66
Capsize Ratio (Lower = safer offshore)
1984 J/29
0.89
Jeanneau Sun Odyssey 319
0.76
Comfort Ratio (Higher = gentler motion)
1984 J/29
15.99
Jeanneau Sun Odyssey 319
18.75

Detailed Comparison

The 1984 J/29 and Jeanneau Sun Odyssey 319 represent two takes on sloop-rigged sailing. The 1984 J/29 is a 1980s design by J/Boats from USA, while the Jeanneau Sun Odyssey 319 is a modern offering from Jeanneau from France. The 1984 J/29 was penned by Rod Johnstone. The Jeanneau Sun Odyssey 319 was designed by Marc Lombard.

In terms of size, the 1984 J/29 measures 8.99m (29.5ft) overall with a beam of 3.28m, compared to the Jeanneau Sun Odyssey 319 at 9.80m (32.2ft) with a 3.19m beam. The Jeanneau Sun Odyssey 319 is 0.81m longer than the 1984 J/29. The Jeanneau Sun Odyssey 319 displaces approximately 44% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1984 J/29 has good sail power for versatile performance with an SA/D ratio of 18.97 and 41.1 m² of sail area. The Jeanneau Sun Odyssey 319, with an SA/D of 15.57 and 43.0 m² of canvas, offers moderate sail power suitable for relaxed cruising. The 1984 J/29 has the edge in terms of raw sailing performance.

For comfort and safety, the 1984 J/29 offers a firm, racing-oriented motion (comfort ratio: 16.0) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.89). The Jeanneau Sun Odyssey 319 has a comfort ratio of 18.8 and a capsize screening value of 0.76. The ballast ratios are 45.8% for the 1984 J/29 and 27.7% for the Jeanneau Sun Odyssey 319, reflecting their respective approaches to stability.

Below deck, the 1984 J/29 provides 5 berths in 1 cabin with 38L of water capacity and 38L of fuel. The Jeanneau Sun Odyssey 319 offers 6 berths in 1 cabin with 150L water and 100L fuel capacity.

Verdict

For cruising: The Jeanneau Sun Odyssey 319 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 1984 J/29 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 319 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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