1973 Islander 37 vs Bavaria 34 — Comparison

1973 Islander 371973 Islander 37
VS
Bavaria 34Bavaria 34

Specifications Side by Side

Specification1973 Islander 37Bavaria 34
General
ManufacturerIslanderBavaria
Year1973–19781998–2004
TypeSloopSloop
CountryUSAGermany
DesignerAlan GurneyJ&J Design
Dimensions
LOA11.28 m (37.0 ft)10.35 m (34.0 ft)
LWL8.69 m (28.5 ft)9.10 m (29.9 ft)
Beam3.28 m (10.8 ft)3.38 m (11.1 ft)
Draft1.68 m (5.5 ft)1.80 m (5.9 ft)
Weight
Displacement6,577 kg (14,500 lbs)5,200 kg (11,464 lbs)
Ballast2,722 kg (6,001 lbs)1,700 kg (3,748 lbs)
Sailing
Sail Area54.5 m² (587 ft²)52.0 m² (560 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine22 HP18 HP
Fuel Capacity76 L (20.1 gal)80 L (21.1 gal)
Water Capacity114 L (30.1 gal)170 L (44.9 gal)
Accommodation
Berths66
Cabins22

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1973 Islander 37
15.77
Bavaria 34
17.60
Ballast Ratio (Higher = more stability)
1973 Islander 37
41.39
Bavaria 34
32.69
Capsize Ratio (Lower = safer offshore)
1973 Islander 37
0.70
Bavaria 34
0.78
Comfort Ratio (Higher = gentler motion)
1973 Islander 37
23.18
Bavaria 34
17.57

Detailed Comparison

The 1973 Islander 37 and Bavaria 34 represent two takes on sloop-rigged sailing. The 1973 Islander 37 is a 1970s design by Islander from USA, while the Bavaria 34 is a 1990s offering from Bavaria from Germany. The 1973 Islander 37 was penned by Alan Gurney. The Bavaria 34 was designed by J&J Design.

In terms of size, the 1973 Islander 37 measures 11.28m (37.0ft) overall with a beam of 3.28m, compared to the Bavaria 34 at 10.35m (34.0ft) with a 3.38m beam. The 1973 Islander 37 is 0.93m longer than the Bavaria 34. The 1973 Islander 37 displaces approximately 26% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1973 Islander 37 has moderate sail power suitable for relaxed cruising with an SA/D ratio of 15.77 and 54.5 m² of sail area. The Bavaria 34, with an SA/D of 17.60 and 52.0 m² of canvas, offers good sail power for versatile performance. The Bavaria 34 has the edge in terms of raw sailing performance.

For comfort and safety, the 1973 Islander 37 offers a moderate motion comfort level (comfort ratio: 23.2) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.70). The Bavaria 34 has a comfort ratio of 17.6 and a capsize screening value of 0.78. The ballast ratios are 41.4% for the 1973 Islander 37 and 32.7% for the Bavaria 34, reflecting their respective approaches to stability.

Below deck, the 1973 Islander 37 provides 6 berths in 2 cabins with 114L of water capacity and 76L of fuel. The Bavaria 34 offers 6 berths in 2 cabins with 170L water and 80L fuel capacity.

Verdict

For cruising: The 1973 Islander 37 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 Bavaria 34 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: 1973 Islander 37 · Bavaria 34