Catalina 270 vs Dufour 310 Grand Large — Comparison
Catalina 270
Specifications Side by Side
| Specification | Catalina 270 | Dufour 310 Grand Large |
|---|---|---|
| General | ||
| Manufacturer | Catalina | Dufour |
| Year | 1992–2002 | 2015–2020 |
| Type | Sloop | Sloop |
| Country | USA | France |
| Designer | Gerry Douglas | Felci Yacht Design |
| Dimensions | ||
| LOA | 8.31 m (27.3 ft) | 9.43 m (30.9 ft) |
| LWL | 7.24 m (23.8 ft) | 8.45 m (27.7 ft) |
| Beam | 2.74 m (9.0 ft) | 3.13 m (10.3 ft) |
| Draft | 1.47 m (4.8 ft) | 1.60 m (5.2 ft) |
| Weight | ||
| Displacement | 2,313 kg (5,099 lbs) | 4,150 kg (9,149 lbs) |
| Ballast | 907 kg (2,000 lbs) | 1,230 kg (2,712 lbs) |
| Sailing | ||
| Sail Area | 31.0 m² (334 ft²) | 40.0 m² (431 ft²) |
| Hull Material | Fiberglass | Fiberglass |
| Keel Type | Fin | Fin |
| Engine & Tanks | ||
| Engine | 12 HP | 15 HP |
| Fuel Capacity | 45 L (11.9 gal) | 80 L (21.1 gal) |
| Water Capacity | 68 L (18.0 gal) | 120 L (31.7 gal) |
| Accommodation | ||
| Berths | 5 | 4 |
| Cabins | 1 | 1 |
Performance Comparison
Detailed Comparison
The Catalina 270 and Dufour 310 Grand Large represent two takes on sloop-rigged sailing. The Catalina 270 is a 1990s design by Catalina from USA, while the Dufour 310 Grand Large is a modern offering from Dufour from France. The Catalina 270 was penned by Gerry Douglas. The Dufour 310 Grand Large was designed by Felci Yacht Design.
In terms of size, the Catalina 270 measures 8.31m (27.3ft) overall with a beam of 2.74m, compared to the Dufour 310 Grand Large at 9.43m (30.9ft) with a 3.13m beam. The Dufour 310 Grand Large is 1.12m longer than the Catalina 270. The Dufour 310 Grand Large displaces approximately 79% more than its counterpart, which significantly affects how each boat handles in different sea states.
Looking at performance, the Catalina 270 has good sail power for versatile performance with an SA/D ratio of 18.01 and 31.0 m² of sail area. The Dufour 310 Grand Large, with an SA/D of 15.74 and 40.0 m² of canvas, offers moderate sail power suitable for relaxed cruising. The Catalina 270 has the edge in terms of raw sailing performance.
For comfort and safety, the Catalina 270 offers a firm, racing-oriented motion (comfort ratio: 16.2) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.83). The Dufour 310 Grand Large has a comfort ratio of 18.3 and a capsize screening value of 0.78. The ballast ratios are 39.2% for the Catalina 270 and 29.6% for the Dufour 310 Grand Large, reflecting their respective approaches to stability.
Below deck, the Catalina 270 provides 5 berths in 1 cabin with 68L of water capacity and 45L of fuel. The Dufour 310 Grand Large offers 4 berths in 1 cabin with 120L water and 80L fuel capacity.
Verdict
For cruising: The Dufour 310 Grand Large 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 Catalina 270 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.
For liveaboard: The Catalina 270 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: Catalina 270 · Dufour 310 Grand Large