Catalina 315 vs 1981 Nautor Swan 36 — Comparison
Catalina 315
Specifications Side by Side
| Specification | Catalina 315 | 1981 Nautor Swan 36 |
|---|---|---|
| General | ||
| Manufacturer | Catalina | Nautor Swan |
| Year | 2014 | 1981–1989 |
| Type | Sloop | Sloop |
| Country | USA | Finland |
| Designer | Gerry Douglas | Sparkman & Stephens |
| Dimensions | ||
| LOA | 9.45 m (31.0 ft) | 10.97 m (36.0 ft) |
| LWL | 8.61 m (28.2 ft) | 8.53 m (28.0 ft) |
| Beam | 3.20 m (10.5 ft) | 3.35 m (11.0 ft) |
| Draft | 1.68 m (5.5 ft) | 1.98 m (6.5 ft) |
| Weight | ||
| Displacement | 4,536 kg (10,000 lbs) | 6,350 kg (13,999 lbs) |
| Ballast | 1,814 kg (3,999 lbs) | 2,722 kg (6,001 lbs) |
| Sailing | ||
| Sail Area | 44.0 m² (474 ft²) | 54.5 m² (587 ft²) |
| Hull Material | Fiberglass | Fiberglass |
| Keel Type | Fin | Fin |
| Engine & Tanks | ||
| Engine | 21 HP | 28 HP |
| Fuel Capacity | 76 L (20.1 gal) | 100 L (26.4 gal) |
| Water Capacity | 132 L (34.9 gal) | 180 L (47.6 gal) |
| Accommodation | ||
| Berths | 5 | 6 |
| Cabins | 1 | 2 |
Performance Comparison
Detailed Comparison
The Catalina 315 and 1981 Nautor Swan 36 represent two takes on sloop-rigged sailing. The Catalina 315 is a modern design by Catalina from USA, while the 1981 Nautor Swan 36 is a 1980s offering from Nautor Swan from Finland. The Catalina 315 was penned by Gerry Douglas. The 1981 Nautor Swan 36 was designed by Sparkman & Stephens.
In terms of size, the Catalina 315 measures 9.45m (31.0ft) overall with a beam of 3.20m, compared to the 1981 Nautor Swan 36 at 10.97m (36.0ft) with a 3.35m beam. The 1981 Nautor Swan 36 is 1.52m longer than the Catalina 315. The 1981 Nautor Swan 36 displaces approximately 40% more than its counterpart, which significantly affects how each boat handles in different sea states.
Looking at performance, the Catalina 315 has moderate sail power suitable for relaxed cruising with an SA/D ratio of 16.32 and 44.0 m² of sail area. The 1981 Nautor Swan 36, with an SA/D of 16.15 and 54.5 m² of canvas, offers moderate sail power suitable for relaxed cruising. The Catalina 315 has the edge in terms of raw sailing performance.
For comfort and safety, the Catalina 315 offers a firm, racing-oriented motion (comfort ratio: 18.9) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.77). The 1981 Nautor Swan 36 has a comfort ratio of 22.7 and a capsize screening value of 0.72. The ballast ratios are 40.0% for the Catalina 315 and 42.9% for the 1981 Nautor Swan 36, reflecting their respective approaches to stability.
Below deck, the Catalina 315 provides 5 berths in 1 cabin with 132L of water capacity and 76L of fuel. The 1981 Nautor Swan 36 offers 6 berths in 2 cabins with 180L water and 100L fuel capacity.
Verdict
For cruising: The 1981 Nautor Swan 36 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 315 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.
For liveaboard: The 1981 Nautor Swan 36 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 315 · 1981 Nautor Swan 36