Catalina 36 MkII vs 1977 Cal 33 — Comparison

Catalina 36 MkII
VS
1977 Cal 33

Specifications Side by Side

SpecificationCatalina 36 MkII1977 Cal 33
General
ManufacturerCatalinaCal
Year1999–20061977–1982
TypeSloopSloop
CountryUSAUSA
DesignerGerry DouglasBill Lapworth / C. Raymond Hunt
Dimensions
LOA10.97 m (36.0 ft)10.06 m (33.0 ft)
LWL9.60 m (31.5 ft)8.08 m (26.5 ft)
Beam3.55 m (11.6 ft)3.20 m (10.5 ft)
Draft1.83 m (6.0 ft)1.60 m (5.2 ft)
Weight
Displacement6,577 kg (14,500 lbs)5,216 kg (11,499 lbs)
Ballast2,495 kg (5,501 lbs)2,177 kg (4,799 lbs)
Sailing
Sail Area56.5 m² (608 ft²)43.0 m² (463 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine27 HP18 HP
Fuel Capacity95 L (25.1 gal)68 L (18.0 gal)
Water Capacity189 L (49.9 gal)114 L (30.1 gal)
Accommodation
Berths76
Cabins22

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
Catalina 36 MkII
16.35
1977 Cal 33
14.53
Ballast Ratio (Higher = more stability)
Catalina 36 MkII
37.94
1977 Cal 33
41.74
Capsize Ratio (Lower = safer offshore)
Catalina 36 MkII
0.76
1977 Cal 33
0.74
Comfort Ratio (Higher = gentler motion)
Catalina 36 MkII
18.65
1977 Cal 33
22.63

Detailed Comparison

The Catalina 36 MkII and 1977 Cal 33 represent two takes on sloop-rigged sailing. The Catalina 36 MkII is a 1990s design by Catalina from USA, while the 1977 Cal 33 is a 1970s offering from Cal from USA. The Catalina 36 MkII was penned by Gerry Douglas. The 1977 Cal 33 was designed by Bill Lapworth / C. Raymond Hunt.

In terms of size, the Catalina 36 MkII measures 10.97m (36.0ft) overall with a beam of 3.55m, compared to the 1977 Cal 33 at 10.06m (33.0ft) with a 3.20m beam. The Catalina 36 MkII is 0.91m longer than the 1977 Cal 33. The Catalina 36 MkII displaces approximately 26% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the Catalina 36 MkII has moderate sail power suitable for relaxed cruising with an SA/D ratio of 16.35 and 56.5 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 36 MkII has the edge in terms of raw sailing performance.

For comfort and safety, the Catalina 36 MkII offers a firm, racing-oriented motion (comfort ratio: 18.7) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.76). The 1977 Cal 33 has a comfort ratio of 22.6 and a capsize screening value of 0.74. The ballast ratios are 37.9% for the Catalina 36 MkII and 41.7% for the 1977 Cal 33, reflecting their respective approaches to stability.

Below deck, the Catalina 36 MkII provides 7 berths in 2 cabins with 189L of water capacity and 95L 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 36 MkII has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The Catalina 36 MkII 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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