1980 Peterson 34 vs Catalina 36 MkII — Comparison

1980 Peterson 34
VS
Catalina 36 MkII

Specifications Side by Side

Specification1980 Peterson 34Catalina 36 MkII
General
ManufacturerPetersonCatalina
Year1980–19861999–2006
TypeSloopSloop
CountryUSAUSA
DesignerDoug PetersonGerry Douglas
Dimensions
LOA10.36 m (34.0 ft)10.97 m (36.0 ft)
LWL8.53 m (28.0 ft)9.60 m (31.5 ft)
Beam3.28 m (10.8 ft)3.55 m (11.6 ft)
Draft1.83 m (6.0 ft)1.83 m (6.0 ft)
Weight
Displacement5,216 kg (11,499 lbs)6,577 kg (14,500 lbs)
Ballast2,268 kg (5,000 lbs)2,495 kg (5,501 lbs)
Sailing
Sail Area51.1 m² (550 ft²)56.5 m² (608 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine18 HP27 HP
Fuel Capacity76 L (20.1 gal)95 L (25.1 gal)
Water Capacity114 L (30.1 gal)189 L (49.9 gal)
Accommodation
Berths67
Cabins22

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1980 Peterson 34
17.26
Catalina 36 MkII
16.35
Ballast Ratio (Higher = more stability)
1980 Peterson 34
43.48
Catalina 36 MkII
37.94
Capsize Ratio (Lower = safer offshore)
1980 Peterson 34
0.76
Catalina 36 MkII
0.76
Comfort Ratio (Higher = gentler motion)
1980 Peterson 34
19.98
Catalina 36 MkII
18.65

Detailed Comparison

The 1980 Peterson 34 and Catalina 36 MkII represent two takes on sloop-rigged sailing. The 1980 Peterson 34 is a 1980s design by Peterson from USA, while the Catalina 36 MkII is a 1990s offering from Catalina from USA. The 1980 Peterson 34 was penned by Doug Peterson. The Catalina 36 MkII was designed by Gerry Douglas.

In terms of size, the 1980 Peterson 34 measures 10.36m (34.0ft) overall with a beam of 3.28m, compared to the Catalina 36 MkII at 10.97m (36.0ft) with a 3.55m beam. The Catalina 36 MkII is 0.61m longer than the 1980 Peterson 34. 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 1980 Peterson 34 has good sail power for versatile performance with an SA/D ratio of 17.26 and 51.1 m² of sail area. The Catalina 36 MkII, with an SA/D of 16.35 and 56.5 m² of canvas, offers moderate sail power suitable for relaxed cruising. The 1980 Peterson 34 has the edge in terms of raw sailing performance.

For comfort and safety, the 1980 Peterson 34 offers a firm, racing-oriented motion (comfort ratio: 20.0) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.76). The Catalina 36 MkII has a comfort ratio of 18.7 and a capsize screening value of 0.76. The ballast ratios are 43.5% for the 1980 Peterson 34 and 37.9% for the Catalina 36 MkII, reflecting their respective approaches to stability.

Below deck, the 1980 Peterson 34 provides 6 berths in 2 cabins with 114L of water capacity and 76L of fuel. The Catalina 36 MkII offers 7 berths in 2 cabins with 189L water and 95L fuel capacity.

Verdict

For cruising: The 1980 Peterson 34 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 1980 Peterson 34 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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