1990 Dehler 31 vs Catalina 315 — Comparison
Catalina 315
Specifications Side by Side
| Specification | 1990 Dehler 31 | Catalina 315 |
|---|---|---|
| General | ||
| Manufacturer | Dehler | Catalina |
| Year | 1990–1996 | 2014 |
| Type | Sloop | Sloop |
| Country | Germany | USA |
| Designer | Judel/Vrolijk | Gerry Douglas |
| Dimensions | ||
| LOA | 9.45 m (31.0 ft) | 9.45 m (31.0 ft) |
| LWL | 8.08 m (26.5 ft) | 8.61 m (28.2 ft) |
| Beam | 3.13 m (10.3 ft) | 3.20 m (10.5 ft) |
| Draft | 1.65 m (5.4 ft) | 1.68 m (5.5 ft) |
| Weight | ||
| Displacement | 3,900 kg (8,598 lbs) | 4,536 kg (10,000 lbs) |
| Ballast | 1,560 kg (3,439 lbs) | 1,814 kg (3,999 lbs) |
| Sailing | ||
| Sail Area | 44.0 m² (474 ft²) | 44.0 m² (474 ft²) |
| Hull Material | Fiberglass | Fiberglass |
| Keel Type | Fin | Fin |
| Engine & Tanks | ||
| Engine | 15 HP | 21 HP |
| Fuel Capacity | 60 L (15.9 gal) | 76 L (20.1 gal) |
| Water Capacity | 100 L (26.4 gal) | 132 L (34.9 gal) |
| Accommodation | ||
| Berths | 5 | 5 |
| Cabins | 2 | 1 |
Performance Comparison
Detailed Comparison
The 1990 Dehler 31 and Catalina 315 represent two takes on sloop-rigged sailing. The 1990 Dehler 31 is a 1990s design by Dehler from Germany, while the Catalina 315 is a modern offering from Catalina from USA. The 1990 Dehler 31 was penned by Judel/Vrolijk. The Catalina 315 was designed by Gerry Douglas.
In terms of size, the 1990 Dehler 31 measures 9.45m (31.0ft) overall with a beam of 3.13m, compared to the Catalina 315 at 9.45m (31.0ft) with a 3.20m beam. The Catalina 315 displaces approximately 16% more than its counterpart, which significantly affects how each boat handles in different sea states.
Looking at performance, the 1990 Dehler 31 has good sail power for versatile performance with an SA/D ratio of 18.05 and 44.0 m² of sail area. The Catalina 315, with an SA/D of 16.32 and 44.0 m² of canvas, offers moderate sail power suitable for relaxed cruising. The 1990 Dehler 31 has the edge in terms of raw sailing performance.
For comfort and safety, the 1990 Dehler 31 offers a firm, racing-oriented motion (comfort ratio: 18.2) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.80). The Catalina 315 has a comfort ratio of 18.9 and a capsize screening value of 0.77. The ballast ratios are 40.0% for the 1990 Dehler 31 and 40.0% for the Catalina 315, reflecting their respective approaches to stability.
Below deck, the 1990 Dehler 31 provides 5 berths in 2 cabins with 100L of water capacity and 60L of fuel. The Catalina 315 offers 5 berths in 1 cabin with 132L water and 76L fuel capacity.
Verdict
For cruising: The Catalina 315 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 1990 Dehler 31 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: 1990 Dehler 31 · Catalina 315