2005 X-Yachts X-35 vs 1977 Cal 33 — Comparison

2005 X-Yachts X-352005 X-Yachts X-35
VS
1977 Cal 33

Specifications Side by Side

Specification2005 X-Yachts X-351977 Cal 33
General
ManufacturerX-YachtsCal
Year2005–20141977–1982
TypeSloopSloop
CountryDenmarkUSA
DesignerNiels JeppesenBill Lapworth / C. Raymond Hunt
Dimensions
LOA10.59 m (34.7 ft)10.06 m (33.0 ft)
LWL9.40 m (30.8 ft)8.08 m (26.5 ft)
Beam3.30 m (10.8 ft)3.20 m (10.5 ft)
Draft2.10 m (6.9 ft)1.60 m (5.2 ft)
Weight
Displacement5,500 kg (12,125 lbs)5,216 kg (11,499 lbs)
Ballast2,000 kg (4,409 lbs)2,177 kg (4,799 lbs)
Sailing
Sail Area56.0 m² (603 ft²)43.0 m² (463 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine21 HP18 HP
Fuel Capacity65 L (17.2 gal)68 L (18.0 gal)
Water Capacity130 L (34.3 gal)114 L (30.1 gal)
Accommodation
Berths66
Cabins22

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
2005 X-Yachts X-35
18.26
1977 Cal 33
14.53
Ballast Ratio (Higher = more stability)
2005 X-Yachts X-35
36.36
1977 Cal 33
41.74
Capsize Ratio (Lower = safer offshore)
2005 X-Yachts X-35
0.75
1977 Cal 33
0.74
Comfort Ratio (Higher = gentler motion)
2005 X-Yachts X-35
18.10
1977 Cal 33
22.63

Detailed Comparison

The 2005 X-Yachts X-35 and 1977 Cal 33 represent two takes on sloop-rigged sailing. The 2005 X-Yachts X-35 is a 2000s design by X-Yachts from Denmark, while the 1977 Cal 33 is a 1970s offering from Cal from USA. The 2005 X-Yachts X-35 was penned by Niels Jeppesen. The 1977 Cal 33 was designed by Bill Lapworth / C. Raymond Hunt.

In terms of size, the 2005 X-Yachts X-35 measures 10.59m (34.7ft) overall with a beam of 3.30m, compared to the 1977 Cal 33 at 10.06m (33.0ft) with a 3.20m beam. The 2005 X-Yachts X-35 is 0.53m longer than the 1977 Cal 33. The 2005 X-Yachts X-35 displaces approximately 5% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 2005 X-Yachts X-35 has good sail power for versatile performance with an SA/D ratio of 18.26 and 56.0 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 2005 X-Yachts X-35 has the edge in terms of raw sailing performance.

For comfort and safety, the 2005 X-Yachts X-35 offers a firm, racing-oriented motion (comfort ratio: 18.1) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.75). The 1977 Cal 33 has a comfort ratio of 22.6 and a capsize screening value of 0.74. The ballast ratios are 36.4% for the 2005 X-Yachts X-35 and 41.7% for the 1977 Cal 33, reflecting their respective approaches to stability.

Below deck, the 2005 X-Yachts X-35 provides 6 berths in 2 cabins with 130L of water capacity and 65L 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 2005 X-Yachts X-35 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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