Dufour 365 Grand Large vs 1986 Westerly Oceanlord — Comparison

Dufour 365 Grand Large
VS
1986 Westerly Oceanlord

Specifications Side by Side

SpecificationDufour 365 Grand Large1986 Westerly Oceanlord
General
ManufacturerDufourWesterly
Year2003–20071986–1992
TypeSloopSloop
CountryFranceUK
DesignerUmberto FelciEd Dubois
Dimensions
LOA10.97 m (36.0 ft)12.04 m (39.5 ft)
LWL9.72 m (31.9 ft)9.75 m (32.0 ft)
Beam3.52 m (11.5 ft)3.81 m (12.5 ft)
Draft1.80 m (5.9 ft)1.83 m (6.0 ft)
Weight
Displacement6,100 kg (13,448 lbs)9,980 kg (22,002 lbs)
Ballast1,850 kg (4,079 lbs)3,629 kg (8,001 lbs)
Sailing
Sail Area57.5 m² (619 ft²)68.0 m² (732 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine21 HP50 HP
Fuel Capacity120 L (31.7 gal)182 L (48.1 gal)
Water Capacity210 L (55.5 gal)340 L (89.8 gal)
Accommodation
Berths67
Cabins23

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
Dufour 365 Grand Large
17.50
1986 Westerly Oceanlord
14.90
Ballast Ratio (Higher = more stability)
Dufour 365 Grand Large
30.33
1986 Westerly Oceanlord
36.36
Capsize Ratio (Lower = safer offshore)
Dufour 365 Grand Large
0.77
1986 Westerly Oceanlord
0.71
Comfort Ratio (Higher = gentler motion)
Dufour 365 Grand Large
17.21
1986 Westerly Oceanlord
23.70

Detailed Comparison

The Dufour 365 Grand Large and 1986 Westerly Oceanlord represent two takes on sloop-rigged sailing. The Dufour 365 Grand Large is a 2000s design by Dufour from France, while the 1986 Westerly Oceanlord is a 1980s offering from Westerly from UK. The Dufour 365 Grand Large was penned by Umberto Felci. The 1986 Westerly Oceanlord was designed by Ed Dubois.

In terms of size, the Dufour 365 Grand Large measures 10.97m (36.0ft) overall with a beam of 3.52m, compared to the 1986 Westerly Oceanlord at 12.04m (39.5ft) with a 3.81m beam. The 1986 Westerly Oceanlord is 1.07m longer than the Dufour 365 Grand Large. The 1986 Westerly Oceanlord displaces approximately 64% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the Dufour 365 Grand Large has good sail power for versatile performance with an SA/D ratio of 17.50 and 57.5 m² of sail area. The 1986 Westerly Oceanlord, with an SA/D of 14.90 and 68.0 m² of canvas, offers modest sail power for its displacement. The Dufour 365 Grand Large has the edge in terms of raw sailing performance.

For comfort and safety, the Dufour 365 Grand Large offers a firm, racing-oriented motion (comfort ratio: 17.2) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.77). The 1986 Westerly Oceanlord has a comfort ratio of 23.7 and a capsize screening value of 0.71. The ballast ratios are 30.3% for the Dufour 365 Grand Large and 36.4% for the 1986 Westerly Oceanlord, reflecting their respective approaches to stability.

Below deck, the Dufour 365 Grand Large provides 6 berths in 2 cabins with 210L of water capacity and 120L of fuel. The 1986 Westerly Oceanlord offers 7 berths in 3 cabins with 340L water and 182L fuel capacity.

Verdict

For cruising: The 1986 Westerly Oceanlord 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 Dufour 365 Grand Large has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The 1986 Westerly Oceanlord 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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