1966 Islander 33 vs Dufour 36 Classic — Comparison

1966 Islander 331966 Islander 33
VS
Dufour 36 Classic

Specifications Side by Side

Specification1966 Islander 33Dufour 36 Classic
General
ManufacturerIslanderDufour
Year1966–19741996–2003
TypeSloopSloop
CountryUSAFrance
DesignerJoseph McGlassonUmberto Felci
Dimensions
LOA10.06 m (33.0 ft)10.90 m (35.8 ft)
LWL7.62 m (25.0 ft)9.60 m (31.5 ft)
Beam2.97 m (9.7 ft)3.50 m (11.5 ft)
Draft1.52 m (5.0 ft)1.80 m (5.9 ft)
Weight
Displacement4,536 kg (10,000 lbs)6,200 kg (13,669 lbs)
Ballast1,814 kg (3,999 lbs)2,000 kg (4,409 lbs)
Sailing
Sail Area42.0 m² (452 ft²)57.0 m² (614 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine15 HP27 HP
Fuel Capacity57 L (15.1 gal)110 L (29.1 gal)
Water Capacity76 L (20.1 gal)200 L (52.8 gal)
Accommodation
Berths66
Cabins22

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1966 Islander 33
15.57
Dufour 36 Classic
17.16
Ballast Ratio (Higher = more stability)
1966 Islander 33
39.99
Dufour 36 Classic
32.26
Capsize Ratio (Lower = safer offshore)
1966 Islander 33
0.72
Dufour 36 Classic
0.76
Comfort Ratio (Higher = gentler motion)
1966 Islander 33
23.44
Dufour 36 Classic
17.99

Detailed Comparison

The 1966 Islander 33 and Dufour 36 Classic represent two takes on sloop-rigged sailing. The 1966 Islander 33 is a classic design by Islander from USA, while the Dufour 36 Classic is a 1990s offering from Dufour from France. The 1966 Islander 33 was penned by Joseph McGlasson. The Dufour 36 Classic was designed by Umberto Felci.

In terms of size, the 1966 Islander 33 measures 10.06m (33.0ft) overall with a beam of 2.97m, compared to the Dufour 36 Classic at 10.90m (35.8ft) with a 3.50m beam. The Dufour 36 Classic is 0.84m longer than the 1966 Islander 33. The Dufour 36 Classic displaces approximately 37% 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 Dufour 36 Classic, with an SA/D of 17.16 and 57.0 m² of canvas, offers good sail power for versatile performance. The Dufour 36 Classic 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 Dufour 36 Classic has a comfort ratio of 18.0 and a capsize screening value of 0.76. The ballast ratios are 40.0% for the 1966 Islander 33 and 32.3% for the Dufour 36 Classic, 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 Dufour 36 Classic offers 6 berths in 2 cabins with 200L water and 110L 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 Dufour 36 Classic 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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