Dufour 40 vs Dufour 45E — Comparison
Dufour 40
Dufour 45E
Specifications Side by Side
| Specification | Dufour 40 | Dufour 45E |
|---|---|---|
| General | ||
| Manufacturer | Dufour | Dufour |
| Year | 2007–2012 | 2008–2011 |
| Type | Sloop | Sloop |
| Country | France | France |
| Designer | Umberto Felci | Umberto Felci |
| Dimensions | ||
| LOA | 12.05 m (39.5 ft) | 13.80 m (45.3 ft) |
| LWL | 10.55 m (34.6 ft) | 11.90 m (39.0 ft) |
| Beam | 3.85 m (12.6 ft) | 4.20 m (13.8 ft) |
| Draft | 1.95 m (6.4 ft) | 2.10 m (6.9 ft) |
| Weight | ||
| Displacement | 7,800 kg (17,196 lbs) | 10,500 kg (23,149 lbs) |
| Ballast | 2,400 kg (5,291 lbs) | 3,200 kg (7,055 lbs) |
| Sailing | ||
| Sail Area | 68.0 m² (732 ft²) | 88.0 m² (947 ft²) |
| Hull Material | Fiberglass | Fiberglass |
| Keel Type | Fin | Fin |
| Engine & Tanks | ||
| Engine | 40 HP | 55 HP |
| Fuel Capacity | 160 L (42.3 gal) | 200 L (52.8 gal) |
| Water Capacity | 300 L (79.3 gal) | 380 L (100.4 gal) |
| Accommodation | ||
| Berths | 8 | 8 |
| Cabins | 3 | 3 |
Performance Comparison
Detailed Comparison
The Dufour 40 and Dufour 45E represent two takes on sloop-rigged sailing. The Dufour 40 is a 2000s design by Dufour from France, while the Dufour 45E is a 2000s offering from Dufour from France. The Dufour 40 was penned by Umberto Felci. The Dufour 45E was designed by Umberto Felci.
In terms of size, the Dufour 40 measures 12.05m (39.5ft) overall with a beam of 3.85m, compared to the Dufour 45E at 13.80m (45.3ft) with a 4.20m beam. The Dufour 45E is 1.75m longer than the Dufour 40. The Dufour 45E displaces approximately 35% more than its counterpart, which significantly affects how each boat handles in different sea states.
Looking at performance, the Dufour 40 has good sail power for versatile performance with an SA/D ratio of 17.56 and 68.0 m² of sail area. The Dufour 45E, with an SA/D of 18.64 and 88.0 m² of canvas, offers good sail power for versatile performance. The Dufour 45E has the edge in terms of raw sailing performance.
For comfort and safety, the Dufour 40 offers a firm, racing-oriented motion (comfort ratio: 16.4) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.78). The Dufour 45E has a comfort ratio of 15.3 and a capsize screening value of 0.77. The ballast ratios are 30.8% for the Dufour 40 and 30.5% for the Dufour 45E, reflecting their respective approaches to stability.
Below deck, the Dufour 40 provides 8 berths in 3 cabins with 300L of water capacity and 160L of fuel. The Dufour 45E offers 8 berths in 3 cabins with 380L water and 200L fuel capacity.
Verdict
For cruising: The Dufour 40 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 45E 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: Dufour 40 · Dufour 45E