1970 Irwin 34 vs Hunter 27 — Comparison
Hunter 27
Specifications Side by Side
| Specification | 1970 Irwin 34 | Hunter 27 |
|---|---|---|
| General | ||
| Manufacturer | Irwin | Hunter |
| Year | 1970–1978 | 1992–1998 |
| Type | Sloop | Sloop |
| Country | USA | USA |
| Designer | Ted Irwin | Hunter Design Team |
| Dimensions | ||
| LOA | 10.36 m (34.0 ft) | 8.23 m (27.0 ft) |
| LWL | 8.23 m (27.0 ft) | 7.32 m (24.0 ft) |
| Beam | 3.20 m (10.5 ft) | 2.79 m (9.2 ft) |
| Draft | 1.52 m (5.0 ft) | 1.52 m (5.0 ft) |
| Weight | ||
| Displacement | 5,443 kg (12,000 lbs) | 2,495 kg (5,501 lbs) |
| Ballast | 2,177 kg (4,799 lbs) | 907 kg (2,000 lbs) |
| Sailing | ||
| Sail Area | 47.9 m² (516 ft²) | 33.0 m² (355 ft²) |
| Hull Material | Fiberglass | Fiberglass |
| Keel Type | Full | Fin |
| Engine & Tanks | ||
| Engine | 18 HP | 12 HP |
| Fuel Capacity | 76 L (20.1 gal) | 45 L (11.9 gal) |
| Water Capacity | 114 L (30.1 gal) | 68 L (18.0 gal) |
| Accommodation | ||
| Berths | 6 | 5 |
| Cabins | 2 | 1 |
Performance Comparison
Detailed Comparison
The 1970 Irwin 34 and Hunter 27 represent two takes on sloop-rigged sailing. The 1970 Irwin 34 is a 1970s design by Irwin from USA, while the Hunter 27 is a 1990s offering from Hunter from USA. The 1970 Irwin 34 was penned by Ted Irwin. The Hunter 27 was designed by Hunter Design Team.
In terms of size, the 1970 Irwin 34 measures 10.36m (34.0ft) overall with a beam of 3.20m, compared to the Hunter 27 at 8.23m (27.0ft) with a 2.79m beam. The 1970 Irwin 34 is 2.13m longer than the Hunter 27. The 1970 Irwin 34 displaces approximately 118% more than its counterpart, which significantly affects how each boat handles in different sea states.
Looking at performance, the 1970 Irwin 34 has moderate sail power suitable for relaxed cruising with an SA/D ratio of 15.73 and 47.9 m² of sail area. The Hunter 27, with an SA/D of 18.23 and 33.0 m² of canvas, offers good sail power for versatile performance. The Hunter 27 has the edge in terms of raw sailing performance.
For comfort and safety, the 1970 Irwin 34 offers a moderate motion comfort level (comfort ratio: 22.6) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.73). The Hunter 27 has a comfort ratio of 17.0 and a capsize screening value of 0.82. The ballast ratios are 40.0% for the 1970 Irwin 34 and 36.4% for the Hunter 27, reflecting their respective approaches to stability.
Below deck, the 1970 Irwin 34 provides 6 berths in 2 cabins with 114L of water capacity and 76L of fuel. The Hunter 27 offers 5 berths in 1 cabin with 68L water and 45L fuel capacity.
Verdict
For cruising: The 1970 Irwin 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 Hunter 27 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.
For liveaboard: The 1970 Irwin 34 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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Or view individual specs: 1970 Irwin 34 · Hunter 27