1970 Irwin 34 vs Hanse 415 — Comparison
Specifications Side by Side
| Specification | 1970 Irwin 34 | Hanse 415 |
|---|---|---|
| General | ||
| Manufacturer | Irwin | Hanse |
| Year | 1970–1978 | 2011–2017 |
| Type | Sloop | Sloop |
| Country | USA | Germany |
| Designer | Ted Irwin | judel/vrolijk & co |
| Dimensions | ||
| LOA | 10.36 m (34.0 ft) | 12.40 m (40.7 ft) |
| LWL | 8.23 m (27.0 ft) | 10.90 m (35.8 ft) |
| Beam | 3.20 m (10.5 ft) | 3.96 m (13.0 ft) |
| Draft | 1.52 m (5.0 ft) | 2.10 m (6.9 ft) |
| Weight | ||
| Displacement | 5,443 kg (12,000 lbs) | 8,500 kg (18,739 lbs) |
| Ballast | 2,177 kg (4,799 lbs) | 2,650 kg (5,842 lbs) |
| Sailing | ||
| Sail Area | 47.9 m² (516 ft²) | 73.0 m² (786 ft²) |
| Hull Material | Fiberglass | Fiberglass |
| Keel Type | Full | Fin |
| Engine & Tanks | ||
| Engine | 18 HP | 40 HP |
| Fuel Capacity | 76 L (20.1 gal) | 170 L (44.9 gal) |
| Water Capacity | 114 L (30.1 gal) | 310 L (81.9 gal) |
| Accommodation | ||
| Berths | 6 | 8 |
| Cabins | 2 | 3 |
Performance Comparison
Detailed Comparison
The 1970 Irwin 34 and Hanse 415 represent two takes on sloop-rigged sailing. The 1970 Irwin 34 is a 1970s design by Irwin from USA, while the Hanse 415 is a modern offering from Hanse from Germany. The 1970 Irwin 34 was penned by Ted Irwin. The Hanse 415 was designed by judel/vrolijk & co.
In terms of size, the 1970 Irwin 34 measures 10.36m (34.0ft) overall with a beam of 3.20m, compared to the Hanse 415 at 12.40m (40.7ft) with a 3.96m beam. The Hanse 415 is 2.04m longer than the 1970 Irwin 34. The Hanse 415 displaces approximately 56% 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 Hanse 415, with an SA/D of 17.81 and 73.0 m² of canvas, offers good sail power for versatile performance. The Hanse 415 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 Hanse 415 has a comfort ratio of 16.2 and a capsize screening value of 0.78. The ballast ratios are 40.0% for the 1970 Irwin 34 and 31.2% for the Hanse 415, 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 Hanse 415 offers 8 berths in 3 cabins with 310L water and 170L 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 Hanse 415 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.
For liveaboard: The Hanse 415 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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