1972 Islander 24 vs 1974 O'Day 23 — Comparison
1972 Islander 24
1974 O'Day 23
Specifications Side by Side
| Specification | 1972 Islander 24 | 1974 O'Day 23 |
|---|---|---|
| General | ||
| Manufacturer | Islander | O'Day |
| Year | 1972–1977 | 1974–1983 |
| Type | Sloop | Sloop |
| Country | USA | USA |
| Designer | Alan Gurney | C. Raymond Hunt |
| Dimensions | ||
| LOA | 7.32 m (24.0 ft) | 6.93 m (22.7 ft) |
| LWL | 5.94 m (19.5 ft) | 5.79 m (19.0 ft) |
| Beam | 2.36 m (7.7 ft) | 2.24 m (7.3 ft) |
| Draft | 1.14 m (3.7 ft) | 1.02 m (3.3 ft) |
| Weight | ||
| Displacement | 1,588 kg (3,501 lbs) | 816 kg (1,799 lbs) |
| Ballast | 635 kg (1,400 lbs) | 295 kg (650 lbs) |
| Sailing | ||
| Sail Area | 23.5 m² (253 ft²) | 17.5 m² (188 ft²) |
| Hull Material | Fiberglass | Fiberglass |
| Keel Type | Fin | Fin |
| Engine & Tanks | ||
| Engine | 7 HP | 5 HP |
| Fuel Capacity | 23 L (6.1 gal) | 11 L (2.9 gal) |
| Water Capacity | 38 L (10.0 gal) | 15 L (4.0 gal) |
| Accommodation | ||
| Berths | 4 | 4 |
| Cabins | 1 | 1 |
Performance Comparison
Detailed Comparison
The 1972 Islander 24 and 1974 O'Day 23 represent two takes on sloop-rigged sailing. The 1972 Islander 24 is a 1970s design by Islander from USA, while the 1974 O'Day 23 is a 1970s offering from O'Day from USA. The 1972 Islander 24 was penned by Alan Gurney. The 1974 O'Day 23 was designed by C. Raymond Hunt.
In terms of size, the 1972 Islander 24 measures 7.32m (24.0ft) overall with a beam of 2.36m, compared to the 1974 O'Day 23 at 6.93m (22.7ft) with a 2.24m beam. The 1972 Islander 24 is 0.39m longer than the 1974 O'Day 23. The 1972 Islander 24 displaces approximately 95% 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 1974 O'Day 23, with an SA/D of 20.38 and 17.5 m² of canvas, offers generous sail power for spirited sailing. The 1974 O'Day 23 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 1974 O'Day 23 has a comfort ratio of 11.4 and a capsize screening value of 0.96. The ballast ratios are 40.0% for the 1972 Islander 24 and 36.2% for the 1974 O'Day 23, 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 1974 O'Day 23 offers 4 berths in 1 cabin with 15L water and 11L 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 1974 O'Day 23 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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Or view individual specs: 1972 Islander 24 · 1974 O'Day 23