1994 J/105 vs Dufour 40 — Comparison

1994 J/105
VS
Dufour 40Dufour 40

Specifications Side by Side

Specification1994 J/105Dufour 40
General
ManufacturerJ/BoatsDufour
Year1994–20082007–2012
TypeSloopSloop
CountryUSAFrance
DesignerRod JohnstoneUmberto Felci
Dimensions
LOA10.52 m (34.5 ft)12.05 m (39.5 ft)
LWL8.97 m (29.4 ft)10.55 m (34.6 ft)
Beam3.28 m (10.8 ft)3.85 m (12.6 ft)
Draft1.98 m (6.5 ft)1.95 m (6.4 ft)
Weight
Displacement3,856 kg (8,501 lbs)7,800 kg (17,196 lbs)
Ballast1,678 kg (3,699 lbs)2,400 kg (5,291 lbs)
Sailing
Sail Area57.6 m² (620 ft²)68.0 m² (732 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine15 HP40 HP
Fuel Capacity38 L (10.0 gal)160 L (42.3 gal)
Water Capacity57 L (15.1 gal)300 L (79.3 gal)
Accommodation
Berths68
Cabins23

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1994 J/105
23.80
Dufour 40
17.56
Ballast Ratio (Higher = more stability)
1994 J/105
43.52
Dufour 40
30.77
Capsize Ratio (Lower = safer offshore)
1994 J/105
0.84
Dufour 40
0.78
Comfort Ratio (Higher = gentler motion)
1994 J/105
13.68
Dufour 40
16.44

Detailed Comparison

The 1994 J/105 and Dufour 40 represent two takes on sloop-rigged sailing. The 1994 J/105 is a 1990s design by J/Boats from USA, while the Dufour 40 is a 2000s offering from Dufour from France. The 1994 J/105 was penned by Rod Johnstone. The Dufour 40 was designed by Umberto Felci.

In terms of size, the 1994 J/105 measures 10.52m (34.5ft) overall with a beam of 3.28m, compared to the Dufour 40 at 12.05m (39.5ft) with a 3.85m beam. The Dufour 40 is 1.53m longer than the 1994 J/105. The Dufour 40 displaces approximately 102% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1994 J/105 has generous sail power for spirited sailing with an SA/D ratio of 23.80 and 57.6 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. The 1994 J/105 has the edge in terms of raw sailing performance.

For comfort and safety, the 1994 J/105 offers a firm, racing-oriented motion (comfort ratio: 13.7) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.84). The Dufour 40 has a comfort ratio of 16.4 and a capsize screening value of 0.78. The ballast ratios are 43.5% for the 1994 J/105 and 30.8% for the Dufour 40, reflecting their respective approaches to stability.

Below deck, the 1994 J/105 provides 6 berths in 2 cabins with 57L of water capacity and 38L of fuel. The Dufour 40 offers 8 berths in 3 cabins with 300L water and 160L fuel capacity.

Verdict

For cruising: The Dufour 40 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 1994 J/105 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The Dufour 40 offers more sleeping accommodation, making it better suited for extended living aboard. Consider water and fuel capacity for extended stays away from marinas.

Compare Different Boats

Looking for a different matchup? Browse All Boats

Or view individual specs: 1994 J/105 · Dufour 40