Dufour 375 Grand Large vs Dufour 40 — Comparison

Dufour 375 Grand Large
VS
Dufour 40Dufour 40

Specifications Side by Side

SpecificationDufour 375 Grand LargeDufour 40
General
ManufacturerDufourDufour
Year2009–20132007–2012
TypeSloopSloop
CountryFranceFrance
DesignerFelci Yacht DesignUmberto Felci
Dimensions
LOA11.38 m (37.3 ft)12.05 m (39.5 ft)
LWL10.05 m (33.0 ft)10.55 m (34.6 ft)
Beam3.65 m (12.0 ft)3.85 m (12.6 ft)
Draft1.90 m (6.2 ft)1.95 m (6.4 ft)
Weight
Displacement6,800 kg (14,991 lbs)7,800 kg (17,196 lbs)
Ballast2,100 kg (4,630 lbs)2,400 kg (5,291 lbs)
Sailing
Sail Area61.0 m² (657 ft²)68.0 m² (732 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine29 HP40 HP
Fuel Capacity130 L (34.3 gal)160 L (42.3 gal)
Water Capacity240 L (63.4 gal)300 L (79.3 gal)
Accommodation
Berths68
Cabins23

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
Dufour 375 Grand Large
17.27
Dufour 40
17.56
Ballast Ratio (Higher = more stability)
Dufour 375 Grand Large
30.88
Dufour 40
30.77
Capsize Ratio (Lower = safer offshore)
Dufour 375 Grand Large
0.77
Dufour 40
0.78
Comfort Ratio (Higher = gentler motion)
Dufour 375 Grand Large
17.06
Dufour 40
16.44

Detailed Comparison

The Dufour 375 Grand Large and Dufour 40 represent two takes on sloop-rigged sailing. The Dufour 375 Grand Large is a 2000s design by Dufour from France, while the Dufour 40 is a 2000s offering from Dufour from France. The Dufour 375 Grand Large was penned by Felci Yacht Design. The Dufour 40 was designed by Umberto Felci.

In terms of size, the Dufour 375 Grand Large measures 11.38m (37.3ft) overall with a beam of 3.65m, compared to the Dufour 40 at 12.05m (39.5ft) with a 3.85m beam. The Dufour 40 is 0.67m longer than the Dufour 375 Grand Large. The Dufour 40 displaces approximately 15% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the Dufour 375 Grand Large has good sail power for versatile performance with an SA/D ratio of 17.27 and 61.0 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 Dufour 40 has the edge in terms of raw sailing performance.

For comfort and safety, the Dufour 375 Grand Large offers a firm, racing-oriented motion (comfort ratio: 17.1) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.77). The Dufour 40 has a comfort ratio of 16.4 and a capsize screening value of 0.78. The ballast ratios are 30.9% for the Dufour 375 Grand Large and 30.8% for the Dufour 40, reflecting their respective approaches to stability.

Below deck, the Dufour 375 Grand Large provides 6 berths in 2 cabins with 240L of water capacity and 130L of fuel. The Dufour 40 offers 8 berths in 3 cabins with 300L water and 160L fuel capacity.

Verdict

For cruising: The Dufour 375 Grand Large 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 40 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.

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Or view individual specs: Dufour 375 Grand Large · Dufour 40