1972 Islander 24 vs Catalina 323 — Comparison

1972 Islander 241972 Islander 24
VS
Catalina 323

Specifications Side by Side

Specification1972 Islander 24Catalina 323
General
ManufacturerIslanderCatalina
Year1972–19772004–2009
TypeSloopSloop
CountryUSAUSA
DesignerAlan GurneyGerry Douglas
Dimensions
LOA7.32 m (24.0 ft)9.75 m (32.0 ft)
LWL5.94 m (19.5 ft)8.84 m (29.0 ft)
Beam2.36 m (7.7 ft)3.25 m (10.7 ft)
Draft1.14 m (3.7 ft)1.75 m (5.7 ft)
Weight
Displacement1,588 kg (3,501 lbs)4,763 kg (10,501 lbs)
Ballast635 kg (1,400 lbs)1,814 kg (3,999 lbs)
Sailing
Sail Area23.5 m² (253 ft²)46.0 m² (495 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine7 HP21 HP
Fuel Capacity23 L (6.1 gal)76 L (20.1 gal)
Water Capacity38 L (10.0 gal)151 L (39.9 gal)
Accommodation
Berths46
Cabins11

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1972 Islander 24
17.55
Catalina 323
16.51
Ballast Ratio (Higher = more stability)
1972 Islander 24
39.99
Catalina 323
38.09
Capsize Ratio (Lower = safer offshore)
1972 Islander 24
0.81
Catalina 323
0.77
Comfort Ratio (Higher = gentler motion)
1972 Islander 24
19.26
Catalina 323
18.34

Detailed Comparison

The 1972 Islander 24 and Catalina 323 represent two takes on sloop-rigged sailing. The 1972 Islander 24 is a 1970s design by Islander from USA, while the Catalina 323 is a 2000s offering from Catalina from USA. The 1972 Islander 24 was penned by Alan Gurney. The Catalina 323 was designed by Gerry Douglas.

In terms of size, the 1972 Islander 24 measures 7.32m (24.0ft) overall with a beam of 2.36m, compared to the Catalina 323 at 9.75m (32.0ft) with a 3.25m beam. The Catalina 323 is 2.43m longer than the 1972 Islander 24. The Catalina 323 displaces approximately 200% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1972 Islander 24 has good sail power for versatile performance with an SA/D ratio of 17.55 and 23.5 m² of sail area. The Catalina 323, with an SA/D of 16.51 and 46.0 m² of canvas, offers moderate sail power suitable for relaxed cruising. The 1972 Islander 24 has the edge in terms of raw sailing performance.

For comfort and safety, the 1972 Islander 24 offers a firm, racing-oriented motion (comfort ratio: 19.3) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.81). The Catalina 323 has a comfort ratio of 18.3 and a capsize screening value of 0.77. The ballast ratios are 40.0% for the 1972 Islander 24 and 38.1% for the Catalina 323, reflecting their respective approaches to stability.

Below deck, the 1972 Islander 24 provides 4 berths in 1 cabin with 38L of water capacity and 23L of fuel. The Catalina 323 offers 6 berths in 1 cabin with 151L water and 76L fuel capacity.

Verdict

For cruising: The 1972 Islander 24 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 1972 Islander 24 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 323 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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