2002 X-Yachts X-37 vs 1977 Cal 33 — Comparison
Specifications Side by Side
| Specification | 2002 X-Yachts X-37 | 1977 Cal 33 |
|---|---|---|
| General | ||
| Manufacturer | X-Yachts | Cal |
| Year | 2002–2008 | 1977–1982 |
| Type | Sloop | Sloop |
| Country | Denmark | USA |
| Designer | Niels Jeppesen | Bill Lapworth / C. Raymond Hunt |
| Dimensions | ||
| LOA | 11.15 m (36.6 ft) | 10.06 m (33.0 ft) |
| LWL | 9.75 m (32.0 ft) | 8.08 m (26.5 ft) |
| Beam | 3.42 m (11.2 ft) | 3.20 m (10.5 ft) |
| Draft | 2.15 m (7.1 ft) | 1.60 m (5.2 ft) |
| Weight | ||
| Displacement | 6,500 kg (14,330 lbs) | 5,216 kg (11,499 lbs) |
| Ballast | 2,500 kg (5,512 lbs) | 2,177 kg (4,799 lbs) |
| Sailing | ||
| Sail Area | 62.0 m² (667 ft²) | 43.0 m² (463 ft²) |
| Hull Material | Fiberglass | Fiberglass |
| Keel Type | Fin | Fin |
| Engine & Tanks | ||
| Engine | 28 HP | 18 HP |
| Fuel Capacity | 80 L (21.1 gal) | 68 L (18.0 gal) |
| Water Capacity | 150 L (39.6 gal) | 114 L (30.1 gal) |
| Accommodation | ||
| Berths | 6 | 6 |
| Cabins | 2 | 2 |
Performance Comparison
Detailed Comparison
The 2002 X-Yachts X-37 and 1977 Cal 33 represent two takes on sloop-rigged sailing. The 2002 X-Yachts X-37 is a 2000s design by X-Yachts from Denmark, while the 1977 Cal 33 is a 1970s offering from Cal from USA. The 2002 X-Yachts X-37 was penned by Niels Jeppesen. The 1977 Cal 33 was designed by Bill Lapworth / C. Raymond Hunt.
In terms of size, the 2002 X-Yachts X-37 measures 11.15m (36.6ft) overall with a beam of 3.42m, compared to the 1977 Cal 33 at 10.06m (33.0ft) with a 3.20m beam. The 2002 X-Yachts X-37 is 1.09m longer than the 1977 Cal 33. The 2002 X-Yachts X-37 displaces approximately 25% more than its counterpart, which significantly affects how each boat handles in different sea states.
Looking at performance, the 2002 X-Yachts X-37 has good sail power for versatile performance with an SA/D ratio of 18.09 and 62.0 m² of sail area. The 1977 Cal 33, with an SA/D of 14.53 and 43.0 m² of canvas, offers modest sail power for its displacement. The 2002 X-Yachts X-37 has the edge in terms of raw sailing performance.
For comfort and safety, the 2002 X-Yachts X-37 offers a firm, racing-oriented motion (comfort ratio: 18.8) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.73). The 1977 Cal 33 has a comfort ratio of 22.6 and a capsize screening value of 0.74. The ballast ratios are 38.5% for the 2002 X-Yachts X-37 and 41.7% for the 1977 Cal 33, reflecting their respective approaches to stability.
Below deck, the 2002 X-Yachts X-37 provides 6 berths in 2 cabins with 150L of water capacity and 80L of fuel. The 1977 Cal 33 offers 6 berths in 2 cabins with 114L water and 68L fuel capacity.
Verdict
For cruising: The 1977 Cal 33 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 2002 X-Yachts X-37 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: 2002 X-Yachts X-37 · 1977 Cal 33