Dufour 382 Grand Large vs Dufour 470 — Comparison

Dufour 382 Grand Large
VS
Dufour 470Dufour 470

Specifications Side by Side

SpecificationDufour 382 Grand LargeDufour 470
General
ManufacturerDufourDufour
Year2014–20182018
TypeSloopSloop
CountryFranceFrance
DesignerFelci Yacht DesignFelci Yacht Design
Dimensions
LOA11.55 m (37.9 ft)14.23 m (46.7 ft)
LWL10.25 m (33.6 ft)12.80 m (42.0 ft)
Beam3.72 m (12.2 ft)4.39 m (14.4 ft)
Draft1.95 m (6.4 ft)2.25 m (7.4 ft)
Weight
Displacement7,200 kg (15,873 lbs)11,200 kg (24,692 lbs)
Ballast2,200 kg (4,850 lbs)3,500 kg (7,716 lbs)
Sailing
Sail Area63.0 m² (678 ft²)94.0 m² (1,012 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine29 HP57 HP
Fuel Capacity140 L (37.0 gal)220 L (58.1 gal)
Water Capacity260 L (68.7 gal)440 L (116.2 gal)
Accommodation
Berths610
Cabins24

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
Dufour 382 Grand Large
17.17
Dufour 470
19.07
Ballast Ratio (Higher = more stability)
Dufour 382 Grand Large
30.56
Dufour 470
31.25
Capsize Ratio (Lower = safer offshore)
Dufour 382 Grand Large
0.77
Dufour 470
0.79
Comfort Ratio (Higher = gentler motion)
Dufour 382 Grand Large
16.98
Dufour 470
13.70

Detailed Comparison

The Dufour 382 Grand Large and Dufour 470 represent two takes on sloop-rigged sailing. The Dufour 382 Grand Large is a modern design by Dufour from France, while the Dufour 470 is a modern offering from Dufour from France. The Dufour 382 Grand Large was penned by Felci Yacht Design. The Dufour 470 was designed by Felci Yacht Design.

In terms of size, the Dufour 382 Grand Large measures 11.55m (37.9ft) overall with a beam of 3.72m, compared to the Dufour 470 at 14.23m (46.7ft) with a 4.39m beam. The Dufour 470 is 2.68m longer than the Dufour 382 Grand Large. The Dufour 470 displaces approximately 56% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the Dufour 382 Grand Large has good sail power for versatile performance with an SA/D ratio of 17.17 and 63.0 m² of sail area. The Dufour 470, with an SA/D of 19.07 and 94.0 m² of canvas, offers good sail power for versatile performance. The Dufour 470 has the edge in terms of raw sailing performance.

For comfort and safety, the Dufour 382 Grand Large offers a firm, racing-oriented motion (comfort ratio: 17.0) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.77). The Dufour 470 has a comfort ratio of 13.7 and a capsize screening value of 0.79. The ballast ratios are 30.6% for the Dufour 382 Grand Large and 31.3% for the Dufour 470, reflecting their respective approaches to stability.

Below deck, the Dufour 382 Grand Large provides 6 berths in 2 cabins with 260L of water capacity and 140L of fuel. The Dufour 470 offers 10 berths in 4 cabins with 440L water and 220L fuel capacity.

Verdict

For cruising: The Dufour 382 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 470 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 470 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 382 Grand Large · Dufour 470