2007 Dufour 425 Grand Large vs 1990 Westerly Oceanquest — Comparison

2007 Dufour 425 Grand Large
VS
1990 Westerly Oceanquest

Specifications Side by Side

Specification2007 Dufour 425 Grand Large1990 Westerly Oceanquest
General
ManufacturerDufourWesterly
Year2007–20121990–1996
TypeSloopSloop
CountryFranceUK
DesignerUmberto FelciEd Dubois
Dimensions
LOA12.77 m (41.9 ft)10.67 m (35.0 ft)
LWL11.12 m (36.5 ft)8.84 m (29.0 ft)
Beam4.01 m (13.2 ft)3.40 m (11.2 ft)
Draft2.00 m (6.6 ft)1.07 m (3.5 ft)
Weight
Displacement9,000 kg (19,842 lbs)5,897 kg (13,001 lbs)
Ballast2,800 kg (6,173 lbs)2,268 kg (5,000 lbs)
Sailing
Sail Area77.0 m² (829 ft²)46.0 m² (495 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinBilge
Engine & Tanks
Engine40 HP23 HP
Fuel Capacity140 L (37.0 gal)100 L (26.4 gal)
Water Capacity280 L (74.0 gal)200 L (52.8 gal)
Accommodation
Berths87
Cabins32

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
2007 Dufour 425 Grand Large
18.08
1990 Westerly Oceanquest
14.32
Ballast Ratio (Higher = more stability)
2007 Dufour 425 Grand Large
31.11
1990 Westerly Oceanquest
38.46
Capsize Ratio (Lower = safer offshore)
2007 Dufour 425 Grand Large
0.77
1990 Westerly Oceanquest
0.75
Comfort Ratio (Higher = gentler motion)
2007 Dufour 425 Grand Large
16.12
1990 Westerly Oceanquest
20.14

Detailed Comparison

The 2007 Dufour 425 Grand Large and 1990 Westerly Oceanquest represent two takes on sloop-rigged sailing. The 2007 Dufour 425 Grand Large is a 2000s design by Dufour from France, while the 1990 Westerly Oceanquest is a 1990s offering from Westerly from UK. The 2007 Dufour 425 Grand Large was penned by Umberto Felci. The 1990 Westerly Oceanquest was designed by Ed Dubois.

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 1990 Westerly Oceanquest at 10.67m (35.0ft) with a 3.40m beam. The 2007 Dufour 425 Grand Large is 2.10m longer than the 1990 Westerly Oceanquest. The 2007 Dufour 425 Grand Large displaces approximately 53% 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 1990 Westerly Oceanquest, with an SA/D of 14.32 and 46.0 m² of canvas, offers modest sail power for its displacement. 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 1990 Westerly Oceanquest has a comfort ratio of 20.1 and a capsize screening value of 0.75. The ballast ratios are 31.1% for the 2007 Dufour 425 Grand Large and 38.5% for the 1990 Westerly Oceanquest, 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 1990 Westerly Oceanquest offers 7 berths in 2 cabins with 200L water and 100L fuel capacity.

Verdict

For cruising: The 1990 Westerly Oceanquest 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.

Compare Different Boats

Looking for a different matchup? Browse All Boats

Or view individual specs: 2007 Dufour 425 Grand Large · 1990 Westerly Oceanquest