1965 Bristol 35.5 vs Dufour 375 Grand Large — Comparison

1965 Bristol 35.5
VS
Dufour 375 Grand Large

Specifications Side by Side

Specification1965 Bristol 35.5Dufour 375 Grand Large
General
ManufacturerBristolDufour
Year1965–19722009–2013
TypeSloopSloop
CountryUSAFrance
DesignerHalsey HerreshoffFelci Yacht Design
Dimensions
LOA10.82 m (35.5 ft)11.38 m (37.3 ft)
LWL7.62 m (25.0 ft)10.05 m (33.0 ft)
Beam2.97 m (9.7 ft)3.65 m (12.0 ft)
Draft1.52 m (5.0 ft)1.90 m (6.2 ft)
Weight
Displacement5,897 kg (13,001 lbs)6,800 kg (14,991 lbs)
Ballast2,449 kg (5,399 lbs)2,100 kg (4,630 lbs)
Sailing
Sail Area47.4 m² (510 ft²)61.0 m² (657 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFullFin
Engine & Tanks
Engine18 HP29 HP
Fuel Capacity57 L (15.1 gal)130 L (34.3 gal)
Water Capacity114 L (30.1 gal)240 L (63.4 gal)
Accommodation
Berths66
Cabins22

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1965 Bristol 35.5
14.75
Dufour 375 Grand Large
17.27
Ballast Ratio (Higher = more stability)
1965 Bristol 35.5
41.53
Dufour 375 Grand Large
30.88
Capsize Ratio (Lower = safer offshore)
1965 Bristol 35.5
0.66
Dufour 375 Grand Large
0.77
Comfort Ratio (Higher = gentler motion)
1965 Bristol 35.5
28.88
Dufour 375 Grand Large
17.06

Detailed Comparison

The 1965 Bristol 35.5 and Dufour 375 Grand Large represent two takes on sloop-rigged sailing. The 1965 Bristol 35.5 is a classic design by Bristol from USA, while the Dufour 375 Grand Large is a 2000s offering from Dufour from France. The 1965 Bristol 35.5 was penned by Halsey Herreshoff. The Dufour 375 Grand Large was designed by Felci Yacht Design.

In terms of size, the 1965 Bristol 35.5 measures 10.82m (35.5ft) overall with a beam of 2.97m, compared to the Dufour 375 Grand Large at 11.38m (37.3ft) with a 3.65m beam. The Dufour 375 Grand Large is 0.56m longer than the 1965 Bristol 35.5. The Dufour 375 Grand Large displaces approximately 15% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1965 Bristol 35.5 has modest sail power for its displacement with an SA/D ratio of 14.75 and 47.4 m² of sail area. The Dufour 375 Grand Large, with an SA/D of 17.27 and 61.0 m² of canvas, offers good sail power for versatile performance. The Dufour 375 Grand Large has the edge in terms of raw sailing performance.

For comfort and safety, the 1965 Bristol 35.5 offers a moderate motion comfort level (comfort ratio: 28.9) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.66). The Dufour 375 Grand Large has a comfort ratio of 17.1 and a capsize screening value of 0.77. The ballast ratios are 41.5% for the 1965 Bristol 35.5 and 30.9% for the Dufour 375 Grand Large, reflecting their respective approaches to stability.

Below deck, the 1965 Bristol 35.5 provides 6 berths in 2 cabins with 114L of water capacity and 57L of fuel. The Dufour 375 Grand Large offers 6 berths in 2 cabins with 240L water and 130L fuel capacity.

Verdict

For cruising: The 1965 Bristol 35.5 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 375 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: Both boats provide similar accommodation, making either a viable choice for living aboard. Consider water and fuel capacity for extended stays away from marinas.

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Or view individual specs: 1965 Bristol 35.5 · Dufour 375 Grand Large