1963 Cal 40 vs 2003 Dehler 42 DS — Comparison

1963 Cal 401963 Cal 40
VS
2003 Dehler 42 DS

Specifications Side by Side

Specification1963 Cal 402003 Dehler 42 DS
General
ManufacturerCalDehler
Year1963–19722003–2010
TypeSloopSloop
CountryUSAGermany
DesignerBill LapworthJudel/Vrolijk
Dimensions
LOA12.19 m (40.0 ft)12.77 m (41.9 ft)
LWL9.14 m (30.0 ft)11.20 m (36.7 ft)
Beam3.35 m (11.0 ft)3.93 m (12.9 ft)
Draft1.83 m (6.0 ft)2.10 m (6.9 ft)
Weight
Displacement7,030 kg (15,498 lbs)8,800 kg (19,401 lbs)
Ballast2,722 kg (6,001 lbs)3,000 kg (6,614 lbs)
Sailing
Sail Area61.3 m² (660 ft²)78.0 m² (840 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine22 HP40 HP
Fuel Capacity76 L (20.1 gal)100 L (26.4 gal)
Water Capacity114 L (30.1 gal)200 L (52.8 gal)
Accommodation
Berths67
Cabins23

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1963 Cal 40
16.97
2003 Dehler 42 DS
18.59
Ballast Ratio (Higher = more stability)
1963 Cal 40
38.72
2003 Dehler 42 DS
34.09
Capsize Ratio (Lower = safer offshore)
1963 Cal 40
0.70
2003 Dehler 42 DS
0.76
Comfort Ratio (Higher = gentler motion)
1963 Cal 40
21.35
2003 Dehler 42 DS
16.03

Detailed Comparison

The 1963 Cal 40 and 2003 Dehler 42 DS represent two takes on sloop-rigged sailing. The 1963 Cal 40 is a classic design by Cal from USA, while the 2003 Dehler 42 DS is a 2000s offering from Dehler from Germany. The 1963 Cal 40 was penned by Bill Lapworth. The 2003 Dehler 42 DS was designed by Judel/Vrolijk.

In terms of size, the 1963 Cal 40 measures 12.19m (40.0ft) overall with a beam of 3.35m, compared to the 2003 Dehler 42 DS at 12.77m (41.9ft) with a 3.93m beam. The 2003 Dehler 42 DS is 0.58m longer than the 1963 Cal 40. The 2003 Dehler 42 DS displaces approximately 25% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1963 Cal 40 has moderate sail power suitable for relaxed cruising with an SA/D ratio of 16.97 and 61.3 m² of sail area. The 2003 Dehler 42 DS, with an SA/D of 18.59 and 78.0 m² of canvas, offers good sail power for versatile performance. The 2003 Dehler 42 DS has the edge in terms of raw sailing performance.

For comfort and safety, the 1963 Cal 40 offers a moderate motion comfort level (comfort ratio: 21.4) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.70). The 2003 Dehler 42 DS has a comfort ratio of 16.0 and a capsize screening value of 0.76. The ballast ratios are 38.7% for the 1963 Cal 40 and 34.1% for the 2003 Dehler 42 DS, reflecting their respective approaches to stability.

Below deck, the 1963 Cal 40 provides 6 berths in 2 cabins with 114L of water capacity and 76L of fuel. The 2003 Dehler 42 DS offers 7 berths in 3 cabins with 200L water and 100L fuel capacity.

Verdict

For cruising: The 1963 Cal 40 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 2003 Dehler 42 DS has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The 2003 Dehler 42 DS 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: 1963 Cal 40 · 2003 Dehler 42 DS