Catalina 42 MkII vs Dufour 45E — Comparison

Catalina 42 MkII
VS
Dufour 45EDufour 45E

Specifications Side by Side

SpecificationCatalina 42 MkIIDufour 45E
General
ManufacturerCatalinaDufour
Year2003–20092008–2011
TypeSloopSloop
CountryUSAFrance
DesignerGerry DouglasUmberto Felci
Dimensions
LOA12.80 m (42.0 ft)13.80 m (45.3 ft)
LWL11.10 m (36.4 ft)11.90 m (39.0 ft)
Beam3.96 m (13.0 ft)4.20 m (13.8 ft)
Draft1.85 m (6.1 ft)2.10 m (6.9 ft)
Weight
Displacement9,525 kg (20,999 lbs)10,500 kg (23,149 lbs)
Ballast3,629 kg (8,001 lbs)3,200 kg (7,055 lbs)
Sailing
Sail Area76.0 m² (818 ft²)88.0 m² (947 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine55 HP55 HP
Fuel Capacity152 L (40.2 gal)200 L (52.8 gal)
Water Capacity303 L (80.0 gal)380 L (100.4 gal)
Accommodation
Berths78
Cabins23

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
Catalina 42 MkII
17.18
Dufour 45E
18.64
Ballast Ratio (Higher = more stability)
Catalina 42 MkII
38.10
Dufour 45E
30.48
Capsize Ratio (Lower = safer offshore)
Catalina 42 MkII
0.75
Dufour 45E
0.77
Comfort Ratio (Higher = gentler motion)
Catalina 42 MkII
17.36
Dufour 45E
15.34

Detailed Comparison

The Catalina 42 MkII and Dufour 45E represent two takes on sloop-rigged sailing. The Catalina 42 MkII is a 2000s design by Catalina from USA, while the Dufour 45E is a 2000s offering from Dufour from France. The Catalina 42 MkII was penned by Gerry Douglas. The Dufour 45E was designed by Umberto Felci.

In terms of size, the Catalina 42 MkII measures 12.80m (42.0ft) overall with a beam of 3.96m, compared to the Dufour 45E at 13.80m (45.3ft) with a 4.20m beam. The Dufour 45E is 1.00m longer than the Catalina 42 MkII. The Dufour 45E displaces approximately 10% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the Catalina 42 MkII has good sail power for versatile performance with an SA/D ratio of 17.18 and 76.0 m² of sail area. The Dufour 45E, with an SA/D of 18.64 and 88.0 m² of canvas, offers good sail power for versatile performance. The Dufour 45E has the edge in terms of raw sailing performance.

For comfort and safety, the Catalina 42 MkII offers a firm, racing-oriented motion (comfort ratio: 17.4) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.75). The Dufour 45E has a comfort ratio of 15.3 and a capsize screening value of 0.77. The ballast ratios are 38.1% for the Catalina 42 MkII and 30.5% for the Dufour 45E, reflecting their respective approaches to stability.

Below deck, the Catalina 42 MkII provides 7 berths in 2 cabins with 303L of water capacity and 152L of fuel. The Dufour 45E offers 8 berths in 3 cabins with 380L water and 200L fuel capacity.

Verdict

For cruising: The Catalina 42 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 Dufour 45E has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The Dufour 45E 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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