2007 Dufour 425 Grand Large vs Catalina 34 MkII — Comparison

2007 Dufour 425 Grand Large
VS
Catalina 34 MkII

Specifications Side by Side

Specification2007 Dufour 425 Grand LargeCatalina 34 MkII
General
ManufacturerDufourCatalina
Year2007–20121995–2004
TypeSloopSloop
CountryFranceUSA
DesignerUmberto FelciGerry Douglas
Dimensions
LOA12.77 m (41.9 ft)10.36 m (34.0 ft)
LWL11.12 m (36.5 ft)9.14 m (30.0 ft)
Beam4.01 m (13.2 ft)3.40 m (11.2 ft)
Draft2.00 m (6.6 ft)1.75 m (5.7 ft)
Weight
Displacement9,000 kg (19,842 lbs)5,443 kg (12,000 lbs)
Ballast2,800 kg (6,173 lbs)2,041 kg (4,500 lbs)
Sailing
Sail Area77.0 m² (829 ft²)52.0 m² (560 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine40 HP21 HP
Fuel Capacity140 L (37.0 gal)76 L (20.1 gal)
Water Capacity280 L (74.0 gal)151 L (39.9 gal)
Accommodation
Berths86
Cabins32

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
2007 Dufour 425 Grand Large
18.08
Catalina 34 MkII
17.08
Ballast Ratio (Higher = more stability)
2007 Dufour 425 Grand Large
31.11
Catalina 34 MkII
37.50
Capsize Ratio (Lower = safer offshore)
2007 Dufour 425 Grand Large
0.77
Catalina 34 MkII
0.77
Comfort Ratio (Higher = gentler motion)
2007 Dufour 425 Grand Large
16.12
Catalina 34 MkII
18.13

Detailed Comparison

The 2007 Dufour 425 Grand Large and Catalina 34 MkII represent two takes on sloop-rigged sailing. The 2007 Dufour 425 Grand Large is a 2000s design by Dufour from France, while the Catalina 34 MkII is a 1990s offering from Catalina from USA. The 2007 Dufour 425 Grand Large was penned by Umberto Felci. The Catalina 34 MkII was designed by Gerry Douglas.

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 Catalina 34 MkII at 10.36m (34.0ft) with a 3.40m beam. The 2007 Dufour 425 Grand Large is 2.41m longer than the Catalina 34 MkII. The 2007 Dufour 425 Grand Large displaces approximately 65% 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 Catalina 34 MkII, with an SA/D of 17.08 and 52.0 m² of canvas, offers good sail power for versatile performance. 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 Catalina 34 MkII has a comfort ratio of 18.1 and a capsize screening value of 0.77. The ballast ratios are 31.1% for the 2007 Dufour 425 Grand Large and 37.5% for the Catalina 34 MkII, 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 Catalina 34 MkII offers 6 berths in 2 cabins with 151L water and 76L fuel capacity.

Verdict

For cruising: The Catalina 34 MkII 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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