Dufour 40 vs 2017 Dehler 46 — Comparison

Dufour 40Dufour 40
VS
2017 Dehler 462017 Dehler 46

Specifications Side by Side

SpecificationDufour 402017 Dehler 46
General
ManufacturerDufourDehler
Year2007–20122017
TypeSloopSloop
CountryFranceGermany
DesignerUmberto FelciJudel/Vrolijk
Dimensions
LOA12.05 m (39.5 ft)14.10 m (46.3 ft)
LWL10.55 m (34.6 ft)12.80 m (42.0 ft)
Beam3.85 m (12.6 ft)4.20 m (13.8 ft)
Draft1.95 m (6.4 ft)2.30 m (7.5 ft)
Weight
Displacement7,800 kg (17,196 lbs)10,500 kg (23,149 lbs)
Ballast2,400 kg (5,291 lbs)3,500 kg (7,716 lbs)
Sailing
Sail Area68.0 m² (732 ft²)96.0 m² (1,033 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine40 HP55 HP
Fuel Capacity160 L (42.3 gal)130 L (34.3 gal)
Water Capacity300 L (79.3 gal)250 L (66.0 gal)
Accommodation
Berths88
Cabins33

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
Dufour 40
17.56
2017 Dehler 46
20.34
Ballast Ratio (Higher = more stability)
Dufour 40
30.77
2017 Dehler 46
33.33
Capsize Ratio (Lower = safer offshore)
Dufour 40
0.78
2017 Dehler 46
0.77
Comfort Ratio (Higher = gentler motion)
Dufour 40
16.44
2017 Dehler 46
13.71

Detailed Comparison

The Dufour 40 and 2017 Dehler 46 represent two takes on sloop-rigged sailing. The Dufour 40 is a 2000s design by Dufour from France, while the 2017 Dehler 46 is a modern offering from Dehler from Germany. The Dufour 40 was penned by Umberto Felci. The 2017 Dehler 46 was designed by Judel/Vrolijk.

In terms of size, the Dufour 40 measures 12.05m (39.5ft) overall with a beam of 3.85m, compared to the 2017 Dehler 46 at 14.10m (46.3ft) with a 4.20m beam. The 2017 Dehler 46 is 2.05m longer than the Dufour 40. The 2017 Dehler 46 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 2017 Dehler 46, with an SA/D of 20.34 and 96.0 m² of canvas, offers generous sail power for spirited sailing. The 2017 Dehler 46 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 2017 Dehler 46 has a comfort ratio of 13.7 and a capsize screening value of 0.77. The ballast ratios are 30.8% for the Dufour 40 and 33.3% for the 2017 Dehler 46, 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 2017 Dehler 46 offers 8 berths in 3 cabins with 250L water and 130L 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 2017 Dehler 46 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 · 2017 Dehler 46