1999 Catalina 400 vs Dufour 310 Grand Large — Comparison

1999 Catalina 4001999 Catalina 400
VS
Dufour 310 Grand Large

Specifications Side by Side

Specification1999 Catalina 400Dufour 310 Grand Large
General
ManufacturerCatalinaDufour
Year1999–20062015–2020
TypeSloopSloop
CountryUSAFrance
DesignerGerry DouglasFelci Yacht Design
Dimensions
LOA12.12 m (39.8 ft)9.43 m (30.9 ft)
LWL10.36 m (34.0 ft)8.45 m (27.7 ft)
Beam3.86 m (12.7 ft)3.13 m (10.3 ft)
Draft1.98 m (6.5 ft)1.60 m (5.2 ft)
Weight
Displacement8,845 kg (19,500 lbs)4,150 kg (9,149 lbs)
Ballast3,629 kg (8,001 lbs)1,230 kg (2,712 lbs)
Sailing
Sail Area66.9 m² (720 ft²)40.0 m² (431 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine40 HP15 HP
Fuel Capacity151 L (39.9 gal)80 L (21.1 gal)
Water Capacity303 L (80.0 gal)120 L (31.7 gal)
Accommodation
Berths84
Cabins31

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1999 Catalina 400
15.89
Dufour 310 Grand Large
15.74
Ballast Ratio (Higher = more stability)
1999 Catalina 400
41.03
Dufour 310 Grand Large
29.64
Capsize Ratio (Lower = safer offshore)
1999 Catalina 400
0.75
Dufour 310 Grand Large
0.78
Comfort Ratio (Higher = gentler motion)
1999 Catalina 400
18.97
Dufour 310 Grand Large
18.25

Detailed Comparison

The 1999 Catalina 400 and Dufour 310 Grand Large represent two takes on sloop-rigged sailing. The 1999 Catalina 400 is a 1990s design by Catalina from USA, while the Dufour 310 Grand Large is a modern offering from Dufour from France. The 1999 Catalina 400 was penned by Gerry Douglas. The Dufour 310 Grand Large was designed by Felci Yacht Design.

In terms of size, the 1999 Catalina 400 measures 12.12m (39.8ft) overall with a beam of 3.86m, compared to the Dufour 310 Grand Large at 9.43m (30.9ft) with a 3.13m beam. The 1999 Catalina 400 is 2.69m longer than the Dufour 310 Grand Large. The 1999 Catalina 400 displaces approximately 113% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1999 Catalina 400 has moderate sail power suitable for relaxed cruising with an SA/D ratio of 15.89 and 66.9 m² of sail area. The Dufour 310 Grand Large, with an SA/D of 15.74 and 40.0 m² of canvas, offers moderate sail power suitable for relaxed cruising. The 1999 Catalina 400 has the edge in terms of raw sailing performance.

For comfort and safety, the 1999 Catalina 400 offers a firm, racing-oriented motion (comfort ratio: 19.0) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.75). The Dufour 310 Grand Large has a comfort ratio of 18.3 and a capsize screening value of 0.78. The ballast ratios are 41.0% for the 1999 Catalina 400 and 29.6% for the Dufour 310 Grand Large, reflecting their respective approaches to stability.

Below deck, the 1999 Catalina 400 provides 8 berths in 3 cabins with 303L of water capacity and 151L of fuel. The Dufour 310 Grand Large offers 4 berths in 1 cabin with 120L water and 80L fuel capacity.

Verdict

For cruising: The 1999 Catalina 400 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 1999 Catalina 400 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The 1999 Catalina 400 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: 1999 Catalina 400 · Dufour 310 Grand Large