1979 Irwin 25 vs Beneteau First 27 — Comparison
1979 Irwin 25
Specifications Side by Side
| Specification | 1979 Irwin 25 | Beneteau First 27 |
|---|---|---|
| General | ||
| Manufacturer | Irwin | Beneteau |
| Year | 1979–1984 | 1990–1994 |
| Type | Sloop | Sloop |
| Country | USA | France |
| Designer | Ted Irwin | Jean Berret |
| Dimensions | ||
| LOA | 7.62 m (25.0 ft) | 8.19 m (26.9 ft) |
| LWL | 6.10 m (20.0 ft) | 7.21 m (23.7 ft) |
| Beam | 2.59 m (8.5 ft) | 2.79 m (9.2 ft) |
| Draft | 1.14 m (3.7 ft) | 1.55 m (5.1 ft) |
| Weight | ||
| Displacement | 2,041 kg (4,500 lbs) | 2,400 kg (5,291 lbs) |
| Ballast | 816 kg (1,799 lbs) | 850 kg (1,874 lbs) |
| Sailing | ||
| Sail Area | 25.8 m² (278 ft²) | 35.0 m² (377 ft²) |
| Hull Material | Fiberglass | Fiberglass |
| Keel Type | Fin | Fin |
| Engine & Tanks | ||
| Engine | 10 HP | 9 HP |
| Fuel Capacity | 30 L (7.9 gal) | 40 L (10.6 gal) |
| Water Capacity | 38 L (10.0 gal) | 70 L (18.5 gal) |
| Accommodation | ||
| Berths | 5 | 5 |
| Cabins | 1 | 1 |
Performance Comparison
Detailed Comparison
The 1979 Irwin 25 and Beneteau First 27 represent two takes on sloop-rigged sailing. The 1979 Irwin 25 is a 1970s design by Irwin from USA, while the Beneteau First 27 is a 1990s offering from Beneteau from France. The 1979 Irwin 25 was penned by Ted Irwin. The Beneteau First 27 was designed by Jean Berret.
In terms of size, the 1979 Irwin 25 measures 7.62m (25.0ft) overall with a beam of 2.59m, compared to the Beneteau First 27 at 8.19m (26.9ft) with a 2.79m beam. The Beneteau First 27 is 0.57m longer than the 1979 Irwin 25. The Beneteau First 27 displaces approximately 18% more than its counterpart, which significantly affects how each boat handles in different sea states.
Looking at performance, the 1979 Irwin 25 has moderate sail power suitable for relaxed cruising with an SA/D ratio of 16.30 and 25.8 m² of sail area. The Beneteau First 27, with an SA/D of 19.84 and 35.0 m² of canvas, offers good sail power for versatile performance. The Beneteau First 27 has the edge in terms of raw sailing performance.
For comfort and safety, the 1979 Irwin 25 offers a moderate motion comfort level (comfort ratio: 20.6) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.82). The Beneteau First 27 has a comfort ratio of 16.7 and a capsize screening value of 0.83. The ballast ratios are 40.0% for the 1979 Irwin 25 and 35.4% for the Beneteau First 27, reflecting their respective approaches to stability.
Below deck, the 1979 Irwin 25 provides 5 berths in 1 cabin with 38L of water capacity and 30L of fuel. The Beneteau First 27 offers 5 berths in 1 cabin with 70L water and 40L fuel capacity.
Verdict
For cruising: The 1979 Irwin 25 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 Beneteau First 27 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: 1979 Irwin 25 · Beneteau First 27