Catalina 34 MkII vs 1977 Cal 33 — Comparison

Catalina 34 MkII
VS
1977 Cal 33

Specifications Side by Side

SpecificationCatalina 34 MkII1977 Cal 33
General
ManufacturerCatalinaCal
Year1995–20041977–1982
TypeSloopSloop
CountryUSAUSA
DesignerGerry DouglasBill Lapworth / C. Raymond Hunt
Dimensions
LOA10.36 m (34.0 ft)10.06 m (33.0 ft)
LWL9.14 m (30.0 ft)8.08 m (26.5 ft)
Beam3.40 m (11.2 ft)3.20 m (10.5 ft)
Draft1.75 m (5.7 ft)1.60 m (5.2 ft)
Weight
Displacement5,443 kg (12,000 lbs)5,216 kg (11,499 lbs)
Ballast2,041 kg (4,500 lbs)2,177 kg (4,799 lbs)
Sailing
Sail Area52.0 m² (560 ft²)43.0 m² (463 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine21 HP18 HP
Fuel Capacity76 L (20.1 gal)68 L (18.0 gal)
Water Capacity151 L (39.9 gal)114 L (30.1 gal)
Accommodation
Berths66
Cabins22

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
Catalina 34 MkII
17.08
1977 Cal 33
14.53
Ballast Ratio (Higher = more stability)
Catalina 34 MkII
37.50
1977 Cal 33
41.74
Capsize Ratio (Lower = safer offshore)
Catalina 34 MkII
0.77
1977 Cal 33
0.74
Comfort Ratio (Higher = gentler motion)
Catalina 34 MkII
18.13
1977 Cal 33
22.63

Detailed Comparison

The Catalina 34 MkII and 1977 Cal 33 represent two takes on sloop-rigged sailing. The Catalina 34 MkII is a 1990s design by Catalina from USA, while the 1977 Cal 33 is a 1970s offering from Cal from USA. The Catalina 34 MkII was penned by Gerry Douglas. The 1977 Cal 33 was designed by Bill Lapworth / C. Raymond Hunt.

In terms of size, the Catalina 34 MkII measures 10.36m (34.0ft) overall with a beam of 3.40m, compared to the 1977 Cal 33 at 10.06m (33.0ft) with a 3.20m beam. The Catalina 34 MkII is 0.30m longer than the 1977 Cal 33. The Catalina 34 MkII displaces approximately 4% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the Catalina 34 MkII has good sail power for versatile performance with an SA/D ratio of 17.08 and 52.0 m² of sail area. The 1977 Cal 33, with an SA/D of 14.53 and 43.0 m² of canvas, offers modest sail power for its displacement. The Catalina 34 MkII has the edge in terms of raw sailing performance.

For comfort and safety, the Catalina 34 MkII offers a firm, racing-oriented motion (comfort ratio: 18.1) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.77). The 1977 Cal 33 has a comfort ratio of 22.6 and a capsize screening value of 0.74. The ballast ratios are 37.5% for the Catalina 34 MkII and 41.7% for the 1977 Cal 33, reflecting their respective approaches to stability.

Below deck, the Catalina 34 MkII provides 6 berths in 2 cabins with 151L of water capacity and 76L of fuel. The 1977 Cal 33 offers 6 berths in 2 cabins with 114L water and 68L fuel capacity.

Verdict

For cruising: The 1977 Cal 33 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 Catalina 34 MkII has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: Both boats provide similar accommodation, making either a viable choice for living aboard. Consider water and fuel capacity for extended stays away from marinas.

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