Beneteau First 47.7 vs Dufour 40 — Comparison

Beneteau First 47.7
VS
Dufour 40Dufour 40

Specifications Side by Side

SpecificationBeneteau First 47.7Dufour 40
General
ManufacturerBeneteauDufour
Year2003–20082007–2012
TypeSloopSloop
CountryFranceFrance
DesignerFarr Yacht DesignUmberto Felci
Dimensions
LOA14.69 m (48.2 ft)12.05 m (39.5 ft)
LWL12.90 m (42.3 ft)10.55 m (34.6 ft)
Beam4.30 m (14.1 ft)3.85 m (12.6 ft)
Draft2.50 m (8.2 ft)1.95 m (6.4 ft)
Weight
Displacement11,500 kg (25,353 lbs)7,800 kg (17,196 lbs)
Ballast4,200 kg (9,259 lbs)2,400 kg (5,291 lbs)
Sailing
Sail Area105.0 m² (1,130 ft²)68.0 m² (732 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine75 HP40 HP
Fuel Capacity250 L (66.0 gal)160 L (42.3 gal)
Water Capacity450 L (118.9 gal)300 L (79.3 gal)
Accommodation
Berths108
Cabins33

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
Beneteau First 47.7
20.93
Dufour 40
17.56
Ballast Ratio (Higher = more stability)
Beneteau First 47.7
36.52
Dufour 40
30.77
Capsize Ratio (Lower = safer offshore)
Beneteau First 47.7
0.76
Dufour 40
0.78
Comfort Ratio (Higher = gentler motion)
Beneteau First 47.7
14.02
Dufour 40
16.44

Detailed Comparison

The Beneteau First 47.7 and Dufour 40 represent two takes on sloop-rigged sailing. The Beneteau First 47.7 is a 2000s design by Beneteau from France, while the Dufour 40 is a 2000s offering from Dufour from France. The Beneteau First 47.7 was penned by Farr Yacht Design. The Dufour 40 was designed by Umberto Felci.

In terms of size, the Beneteau First 47.7 measures 14.69m (48.2ft) overall with a beam of 4.30m, compared to the Dufour 40 at 12.05m (39.5ft) with a 3.85m beam. The Beneteau First 47.7 is 2.64m longer than the Dufour 40. The Beneteau First 47.7 displaces approximately 47% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the Beneteau First 47.7 has generous sail power for spirited sailing with an SA/D ratio of 20.93 and 105.0 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 Beneteau First 47.7 has the edge in terms of raw sailing performance.

For comfort and safety, the Beneteau First 47.7 offers a firm, racing-oriented motion (comfort ratio: 14.0) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.76). The Dufour 40 has a comfort ratio of 16.4 and a capsize screening value of 0.78. The ballast ratios are 36.5% for the Beneteau First 47.7 and 30.8% for the Dufour 40, reflecting their respective approaches to stability.

Below deck, the Beneteau First 47.7 provides 10 berths in 3 cabins with 450L of water capacity and 250L 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 Beneteau First 47.7 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The Beneteau First 47.7 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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