1969 Cal 34 vs Dufour 40 — Comparison
1969 Cal 34
Dufour 40
Specifications Side by Side
| Specification | 1969 Cal 34 | Dufour 40 |
|---|---|---|
| General | ||
| Manufacturer | Cal | Dufour |
| Year | 1969–1975 | 2007–2012 |
| Type | Sloop | Sloop |
| Country | USA | France |
| Designer | Bill Lapworth | Umberto Felci |
| Dimensions | ||
| LOA | 10.36 m (34.0 ft) | 12.05 m (39.5 ft) |
| LWL | 8.08 m (26.5 ft) | 10.55 m (34.6 ft) |
| Beam | 3.05 m (10.0 ft) | 3.85 m (12.6 ft) |
| Draft | 1.65 m (5.4 ft) | 1.95 m (6.4 ft) |
| Weight | ||
| Displacement | 5,216 kg (11,499 lbs) | 7,800 kg (17,196 lbs) |
| Ballast | 2,041 kg (4,500 lbs) | 2,400 kg (5,291 lbs) |
| Sailing | ||
| Sail Area | 47.4 m² (510 ft²) | 68.0 m² (732 ft²) |
| Hull Material | Fiberglass | Fiberglass |
| Keel Type | Fin | Fin |
| Engine & Tanks | ||
| Engine | 15 HP | 40 HP |
| Fuel Capacity | 57 L (15.1 gal) | 160 L (42.3 gal) |
| Water Capacity | 114 L (30.1 gal) | 300 L (79.3 gal) |
| Accommodation | ||
| Berths | 6 | 8 |
| Cabins | 2 | 3 |
Performance Comparison
Detailed Comparison
The 1969 Cal 34 and Dufour 40 represent two takes on sloop-rigged sailing. The 1969 Cal 34 is a classic design by Cal from USA, while the Dufour 40 is a 2000s offering from Dufour from France. The 1969 Cal 34 was penned by Bill Lapworth. The Dufour 40 was designed by Umberto Felci.
In terms of size, the 1969 Cal 34 measures 10.36m (34.0ft) overall with a beam of 3.05m, compared to the Dufour 40 at 12.05m (39.5ft) with a 3.85m beam. The Dufour 40 is 1.69m longer than the 1969 Cal 34. The Dufour 40 displaces approximately 50% more than its counterpart, which significantly affects how each boat handles in different sea states.
Looking at performance, the 1969 Cal 34 has moderate sail power suitable for relaxed cruising with an SA/D ratio of 16.01 and 47.4 m² of sail area. The Dufour 40, with an SA/D of 17.56 and 68.0 m² of canvas, offers good sail power for versatile performance. The Dufour 40 has the edge in terms of raw sailing performance.
For comfort and safety, the 1969 Cal 34 offers a moderate motion comfort level (comfort ratio: 23.6) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.70). The Dufour 40 has a comfort ratio of 16.4 and a capsize screening value of 0.78. The ballast ratios are 39.1% for the 1969 Cal 34 and 30.8% for the Dufour 40, reflecting their respective approaches to stability.
Below deck, the 1969 Cal 34 provides 6 berths in 2 cabins with 114L of water capacity and 57L of fuel. The Dufour 40 offers 8 berths in 3 cabins with 300L water and 160L fuel capacity.
Verdict
For cruising: The 1969 Cal 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 Dufour 40 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.
For liveaboard: The Dufour 40 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: 1969 Cal 34 · Dufour 40