1990 Catalina 34 vs 1983 Pearson 31 — Comparison
1990 Catalina 34
1983 Pearson 31
Specifications Side by Side
| Specification | 1990 Catalina 34 | 1983 Pearson 31 |
|---|---|---|
| General | ||
| Manufacturer | Catalina | Pearson |
| Year | 1990–2004 | 1983–1990 |
| Type | Sloop | Sloop |
| Country | USA | USA |
| Designer | Frank Butler | William Shaw |
| Dimensions | ||
| LOA | 10.36 m (34.0 ft) | 9.45 m (31.0 ft) |
| LWL | 9.02 m (29.6 ft) | 7.77 m (25.5 ft) |
| Beam | 3.45 m (11.3 ft) | 3.10 m (10.2 ft) |
| Draft | 1.65 m (5.4 ft) | 1.52 m (5.0 ft) |
| Weight | ||
| Displacement | 5,670 kg (12,500 lbs) | 4,309 kg (9,500 lbs) |
| Ballast | 2,268 kg (5,000 lbs) | 1,814 kg (3,999 lbs) |
| Sailing | ||
| Sail Area | 49.8 m² (536 ft²) | 40.0 m² (431 ft²) |
| Hull Material | Fiberglass | Fiberglass |
| Keel Type | Fin | Fin |
| Engine & Tanks | ||
| Engine | 22 HP | 18 HP |
| Fuel Capacity | 95 L (25.1 gal) | 68 L (18.0 gal) |
| Water Capacity | 152 L (40.2 gal) | 114 L (30.1 gal) |
| Accommodation | ||
| Berths | 7 | 6 |
| Cabins | 2 | 2 |
Performance Comparison
Detailed Comparison
The 1990 Catalina 34 and 1983 Pearson 31 represent two takes on sloop-rigged sailing. The 1990 Catalina 34 is a 1990s design by Catalina from USA, while the 1983 Pearson 31 is a 1980s offering from Pearson from USA. The 1990 Catalina 34 was penned by Frank Butler. The 1983 Pearson 31 was designed by William Shaw.
In terms of size, the 1990 Catalina 34 measures 10.36m (34.0ft) overall with a beam of 3.45m, compared to the 1983 Pearson 31 at 9.45m (31.0ft) with a 3.10m beam. The 1990 Catalina 34 is 0.91m longer than the 1983 Pearson 31. The 1990 Catalina 34 displaces approximately 32% more than its counterpart, which significantly affects how each boat handles in different sea states.
Looking at performance, the 1990 Catalina 34 has moderate sail power suitable for relaxed cruising with an SA/D ratio of 15.91 and 49.8 m² of sail area. The 1983 Pearson 31, with an SA/D of 15.35 and 40.0 m² of canvas, offers moderate sail power suitable for relaxed cruising. The 1990 Catalina 34 has the edge in terms of raw sailing performance.
For comfort and safety, the 1990 Catalina 34 offers a firm, racing-oriented motion (comfort ratio: 18.9) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.78). The 1983 Pearson 31 has a comfort ratio of 21.4 and a capsize screening value of 0.76. The ballast ratios are 40.0% for the 1990 Catalina 34 and 42.1% for the 1983 Pearson 31, reflecting their respective approaches to stability.
Below deck, the 1990 Catalina 34 provides 7 berths in 2 cabins with 152L of water capacity and 95L of fuel. The 1983 Pearson 31 offers 6 berths in 2 cabins with 114L water and 68L fuel capacity.
Verdict
For cruising: The 1983 Pearson 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 1990 Catalina 34 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.
For liveaboard: The 1990 Catalina 34 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: 1990 Catalina 34 · 1983 Pearson 31