Dufour 310 Grand Large vs 1979 Pearson 37 — Comparison
1979 Pearson 37
Specifications Side by Side
| Specification | Dufour 310 Grand Large | 1979 Pearson 37 |
|---|---|---|
| General | ||
| Manufacturer | Dufour | Pearson |
| Year | 2015–2020 | 1979–1985 |
| Type | Sloop | Sloop |
| Country | France | USA |
| Designer | Felci Yacht Design | William Shaw |
| Dimensions | ||
| LOA | 9.43 m (30.9 ft) | 11.28 m (37.0 ft) |
| LWL | 8.45 m (27.7 ft) | 8.69 m (28.5 ft) |
| Beam | 3.13 m (10.3 ft) | 3.43 m (11.3 ft) |
| Draft | 1.60 m (5.2 ft) | 1.83 m (6.0 ft) |
| Weight | ||
| Displacement | 4,150 kg (9,149 lbs) | 7,258 kg (16,001 lbs) |
| Ballast | 1,230 kg (2,712 lbs) | 3,084 kg (6,799 lbs) |
| Sailing | ||
| Sail Area | 40.0 m² (431 ft²) | 56.0 m² (603 ft²) |
| Hull Material | Fiberglass | Fiberglass |
| Keel Type | Fin | Fin |
| Engine & Tanks | ||
| Engine | 15 HP | 28 HP |
| Fuel Capacity | 80 L (21.1 gal) | 95 L (25.1 gal) |
| Water Capacity | 120 L (31.7 gal) | 190 L (50.2 gal) |
| Accommodation | ||
| Berths | 4 | 6 |
| Cabins | 1 | 2 |
Performance Comparison
Detailed Comparison
The Dufour 310 Grand Large and 1979 Pearson 37 represent two takes on sloop-rigged sailing. The Dufour 310 Grand Large is a modern design by Dufour from France, while the 1979 Pearson 37 is a 1970s offering from Pearson from USA. The Dufour 310 Grand Large was penned by Felci Yacht Design. The 1979 Pearson 37 was designed by William Shaw.
In terms of size, the Dufour 310 Grand Large measures 9.43m (30.9ft) overall with a beam of 3.13m, compared to the 1979 Pearson 37 at 11.28m (37.0ft) with a 3.43m beam. The 1979 Pearson 37 is 1.85m longer than the Dufour 310 Grand Large. The 1979 Pearson 37 displaces approximately 75% more than its counterpart, which significantly affects how each boat handles in different sea states.
Looking at performance, the Dufour 310 Grand Large has moderate sail power suitable for relaxed cruising with an SA/D ratio of 15.74 and 40.0 m² of sail area. The 1979 Pearson 37, with an SA/D of 15.18 and 56.0 m² of canvas, offers moderate sail power suitable for relaxed cruising. The Dufour 310 Grand Large has the edge in terms of raw sailing performance.
For comfort and safety, the Dufour 310 Grand Large offers a firm, racing-oriented motion (comfort ratio: 18.3) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.78). The 1979 Pearson 37 has a comfort ratio of 24.1 and a capsize screening value of 0.71. The ballast ratios are 29.6% for the Dufour 310 Grand Large and 42.5% for the 1979 Pearson 37, reflecting their respective approaches to stability.
Below deck, the Dufour 310 Grand Large provides 4 berths in 1 cabin with 120L of water capacity and 80L of fuel. The 1979 Pearson 37 offers 6 berths in 2 cabins with 190L water and 95L fuel capacity.
Verdict
For cruising: The 1979 Pearson 37 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 310 Grand Large has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.
For liveaboard: The 1979 Pearson 37 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: Dufour 310 Grand Large · 1979 Pearson 37