1988 Pacific Seacraft 31 vs 1987 Cape Dory 40 — Comparison
Specifications Side by Side
| Specification | 1988 Pacific Seacraft 31 | 1987 Cape Dory 40 |
|---|---|---|
| General | ||
| Manufacturer | Pacific Seacraft | Cape Dory |
| Year | 1988–2007 | 1987–1992 |
| Type | Sloop | Sloop |
| Country | USA | USA |
| Designer | William Crealock | Carl Alberg |
| Dimensions | ||
| LOA | 9.45 m (31.0 ft) | 12.19 m (40.0 ft) |
| LWL | 7.62 m (25.0 ft) | 9.45 m (31.0 ft) |
| Beam | 3.05 m (10.0 ft) | 3.66 m (12.0 ft) |
| Draft | 1.37 m (4.5 ft) | 1.68 m (5.5 ft) |
| Weight | ||
| Displacement | 4,990 kg (11,001 lbs) | 8,618 kg (18,999 lbs) |
| Ballast | 2,177 kg (4,799 lbs) | 3,629 kg (8,001 lbs) |
| Sailing | ||
| Sail Area | 40.5 m² (436 ft²) | 64.5 m² (694 ft²) |
| Hull Material | Fiberglass | Fiberglass |
| Keel Type | Full | Full |
| Engine & Tanks | ||
| Engine | 25 HP | 40 HP |
| Fuel Capacity | 76 L (20.1 gal) | 151 L (39.9 gal) |
| Water Capacity | 151 L (39.9 gal) | 284 L (75.0 gal) |
| Accommodation | ||
| Berths | 5 | 7 |
| Cabins | 2 | 2 |
Performance Comparison
Detailed Comparison
The 1988 Pacific Seacraft 31 and 1987 Cape Dory 40 represent two takes on sloop-rigged sailing. The 1988 Pacific Seacraft 31 is a 1980s design by Pacific Seacraft from USA, while the 1987 Cape Dory 40 is a 1980s offering from Cape Dory from USA. The 1988 Pacific Seacraft 31 was penned by William Crealock. The 1987 Cape Dory 40 was designed by Carl Alberg.
In terms of size, the 1988 Pacific Seacraft 31 measures 9.45m (31.0ft) overall with a beam of 3.05m, compared to the 1987 Cape Dory 40 at 12.19m (40.0ft) with a 3.66m beam. The 1987 Cape Dory 40 is 2.74m longer than the 1988 Pacific Seacraft 31. The 1987 Cape Dory 40 displaces approximately 73% more than its counterpart, which significantly affects how each boat handles in different sea states.
Looking at performance, the 1988 Pacific Seacraft 31 has modest sail power for its displacement with an SA/D ratio of 14.09 and 40.5 m² of sail area. The 1987 Cape Dory 40, with an SA/D of 15.59 and 64.5 m² of canvas, offers moderate sail power suitable for relaxed cruising. The 1987 Cape Dory 40 has the edge in terms of raw sailing performance.
For comfort and safety, the 1988 Pacific Seacraft 31 offers a moderate motion comfort level (comfort ratio: 26.0) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.71). The 1987 Cape Dory 40 has a comfort ratio of 22.3 and a capsize screening value of 0.72. The ballast ratios are 43.6% for the 1988 Pacific Seacraft 31 and 42.1% for the 1987 Cape Dory 40, reflecting their respective approaches to stability.
Below deck, the 1988 Pacific Seacraft 31 provides 5 berths in 2 cabins with 151L of water capacity and 76L of fuel. The 1987 Cape Dory 40 offers 7 berths in 2 cabins with 284L water and 151L fuel capacity.
Verdict
For cruising: The 1988 Pacific Seacraft 31 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 1987 Cape Dory 40 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.
For liveaboard: The 1987 Cape Dory 40 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: 1988 Pacific Seacraft 31 · 1987 Cape Dory 40