1966 Islander 33 vs 2003 Dehler 42 DS — Comparison

1966 Islander 331966 Islander 33
VS
2003 Dehler 42 DS

Specifications Side by Side

Specification1966 Islander 332003 Dehler 42 DS
General
ManufacturerIslanderDehler
Year1966–19742003–2010
TypeSloopSloop
CountryUSAGermany
DesignerJoseph McGlassonJudel/Vrolijk
Dimensions
LOA10.06 m (33.0 ft)12.77 m (41.9 ft)
LWL7.62 m (25.0 ft)11.20 m (36.7 ft)
Beam2.97 m (9.7 ft)3.93 m (12.9 ft)
Draft1.52 m (5.0 ft)2.10 m (6.9 ft)
Weight
Displacement4,536 kg (10,000 lbs)8,800 kg (19,401 lbs)
Ballast1,814 kg (3,999 lbs)3,000 kg (6,614 lbs)
Sailing
Sail Area42.0 m² (452 ft²)78.0 m² (840 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine15 HP40 HP
Fuel Capacity57 L (15.1 gal)100 L (26.4 gal)
Water Capacity76 L (20.1 gal)200 L (52.8 gal)
Accommodation
Berths67
Cabins23

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1966 Islander 33
15.57
2003 Dehler 42 DS
18.59
Ballast Ratio (Higher = more stability)
1966 Islander 33
39.99
2003 Dehler 42 DS
34.09
Capsize Ratio (Lower = safer offshore)
1966 Islander 33
0.72
2003 Dehler 42 DS
0.76
Comfort Ratio (Higher = gentler motion)
1966 Islander 33
23.44
2003 Dehler 42 DS
16.03

Detailed Comparison

The 1966 Islander 33 and 2003 Dehler 42 DS represent two takes on sloop-rigged sailing. The 1966 Islander 33 is a classic design by Islander from USA, while the 2003 Dehler 42 DS is a 2000s offering from Dehler from Germany. The 1966 Islander 33 was penned by Joseph McGlasson. The 2003 Dehler 42 DS was designed by Judel/Vrolijk.

In terms of size, the 1966 Islander 33 measures 10.06m (33.0ft) overall with a beam of 2.97m, compared to the 2003 Dehler 42 DS at 12.77m (41.9ft) with a 3.93m beam. The 2003 Dehler 42 DS is 2.71m longer than the 1966 Islander 33. The 2003 Dehler 42 DS displaces approximately 94% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1966 Islander 33 has moderate sail power suitable for relaxed cruising with an SA/D ratio of 15.57 and 42.0 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 1966 Islander 33 offers a moderate motion comfort level (comfort ratio: 23.4) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.72). The 2003 Dehler 42 DS has a comfort ratio of 16.0 and a capsize screening value of 0.76. The ballast ratios are 40.0% for the 1966 Islander 33 and 34.1% for the 2003 Dehler 42 DS, reflecting their respective approaches to stability.

Below deck, the 1966 Islander 33 provides 6 berths in 2 cabins with 76L of water capacity and 57L of fuel. The 2003 Dehler 42 DS offers 7 berths in 3 cabins with 200L water and 100L fuel capacity.

Verdict

For cruising: The 1966 Islander 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 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: 1966 Islander 33 · 2003 Dehler 42 DS