2007 Dufour 425 Grand Large vs 1987 Cape Dory 40 — Comparison

2007 Dufour 425 Grand Large
VS
1987 Cape Dory 40

Specifications Side by Side

Specification2007 Dufour 425 Grand Large1987 Cape Dory 40
General
ManufacturerDufourCape Dory
Year2007–20121987–1992
TypeSloopSloop
CountryFranceUSA
DesignerUmberto FelciCarl Alberg
Dimensions
LOA12.77 m (41.9 ft)12.19 m (40.0 ft)
LWL11.12 m (36.5 ft)9.45 m (31.0 ft)
Beam4.01 m (13.2 ft)3.66 m (12.0 ft)
Draft2.00 m (6.6 ft)1.68 m (5.5 ft)
Weight
Displacement9,000 kg (19,842 lbs)8,618 kg (18,999 lbs)
Ballast2,800 kg (6,173 lbs)3,629 kg (8,001 lbs)
Sailing
Sail Area77.0 m² (829 ft²)64.5 m² (694 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFull
Engine & Tanks
Engine40 HP40 HP
Fuel Capacity140 L (37.0 gal)151 L (39.9 gal)
Water Capacity280 L (74.0 gal)284 L (75.0 gal)
Accommodation
Berths87
Cabins32

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
2007 Dufour 425 Grand Large
18.08
1987 Cape Dory 40
15.59
Ballast Ratio (Higher = more stability)
2007 Dufour 425 Grand Large
31.11
1987 Cape Dory 40
42.11
Capsize Ratio (Lower = safer offshore)
2007 Dufour 425 Grand Large
0.77
1987 Cape Dory 40
0.72
Comfort Ratio (Higher = gentler motion)
2007 Dufour 425 Grand Large
16.12
1987 Cape Dory 40
22.29

Detailed Comparison

The 2007 Dufour 425 Grand Large and 1987 Cape Dory 40 represent two takes on sloop-rigged sailing. The 2007 Dufour 425 Grand Large is a 2000s design by Dufour from France, while the 1987 Cape Dory 40 is a 1980s offering from Cape Dory from USA. The 2007 Dufour 425 Grand Large was penned by Umberto Felci. The 1987 Cape Dory 40 was designed by Carl Alberg.

In terms of size, the 2007 Dufour 425 Grand Large measures 12.77m (41.9ft) overall with a beam of 4.01m, compared to the 1987 Cape Dory 40 at 12.19m (40.0ft) with a 3.66m beam. The 2007 Dufour 425 Grand Large is 0.58m longer than the 1987 Cape Dory 40. The 2007 Dufour 425 Grand Large displaces approximately 4% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 2007 Dufour 425 Grand Large has good sail power for versatile performance with an SA/D ratio of 18.08 and 77.0 m² of sail area. The 1987 Cape Dory 40, with an SA/D of 15.59 and 64.5 m² of canvas, offers moderate sail power suitable for relaxed cruising. The 2007 Dufour 425 Grand Large has the edge in terms of raw sailing performance.

For comfort and safety, the 2007 Dufour 425 Grand Large offers a firm, racing-oriented motion (comfort ratio: 16.1) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.77). The 1987 Cape Dory 40 has a comfort ratio of 22.3 and a capsize screening value of 0.72. The ballast ratios are 31.1% for the 2007 Dufour 425 Grand Large and 42.1% for the 1987 Cape Dory 40, reflecting their respective approaches to stability.

Below deck, the 2007 Dufour 425 Grand Large provides 8 berths in 3 cabins with 280L of water capacity and 140L of fuel. The 1987 Cape Dory 40 offers 7 berths in 2 cabins with 284L water and 151L fuel capacity.

Verdict

For cruising: The 1987 Cape Dory 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 2007 Dufour 425 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 2007 Dufour 425 Grand Large 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: 2007 Dufour 425 Grand Large · 1987 Cape Dory 40