1965 Bristol 35.5 vs 1987 Cape Dory 40 — Comparison

1965 Bristol 35.5
VS
1987 Cape Dory 40

Specifications Side by Side

Specification1965 Bristol 35.51987 Cape Dory 40
General
ManufacturerBristolCape Dory
Year1965–19721987–1992
TypeSloopSloop
CountryUSAUSA
DesignerHalsey HerreshoffCarl Alberg
Dimensions
LOA10.82 m (35.5 ft)12.19 m (40.0 ft)
LWL7.62 m (25.0 ft)9.45 m (31.0 ft)
Beam2.97 m (9.7 ft)3.66 m (12.0 ft)
Draft1.52 m (5.0 ft)1.68 m (5.5 ft)
Weight
Displacement5,897 kg (13,001 lbs)8,618 kg (18,999 lbs)
Ballast2,449 kg (5,399 lbs)3,629 kg (8,001 lbs)
Sailing
Sail Area47.4 m² (510 ft²)64.5 m² (694 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFullFull
Engine & Tanks
Engine18 HP40 HP
Fuel Capacity57 L (15.1 gal)151 L (39.9 gal)
Water Capacity114 L (30.1 gal)284 L (75.0 gal)
Accommodation
Berths67
Cabins22

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1965 Bristol 35.5
14.75
1987 Cape Dory 40
15.59
Ballast Ratio (Higher = more stability)
1965 Bristol 35.5
41.53
1987 Cape Dory 40
42.11
Capsize Ratio (Lower = safer offshore)
1965 Bristol 35.5
0.66
1987 Cape Dory 40
0.72
Comfort Ratio (Higher = gentler motion)
1965 Bristol 35.5
28.88
1987 Cape Dory 40
22.29

Detailed Comparison

The 1965 Bristol 35.5 and 1987 Cape Dory 40 represent two takes on sloop-rigged sailing. The 1965 Bristol 35.5 is a classic design by Bristol from USA, while the 1987 Cape Dory 40 is a 1980s offering from Cape Dory from USA. The 1965 Bristol 35.5 was penned by Halsey Herreshoff. The 1987 Cape Dory 40 was designed by Carl Alberg.

In terms of size, the 1965 Bristol 35.5 measures 10.82m (35.5ft) overall with a beam of 2.97m, compared to the 1987 Cape Dory 40 at 12.19m (40.0ft) with a 3.66m beam. The 1987 Cape Dory 40 is 1.37m longer than the 1965 Bristol 35.5. The 1987 Cape Dory 40 displaces approximately 46% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1965 Bristol 35.5 has modest sail power for its displacement with an SA/D ratio of 14.75 and 47.4 m² of sail area. The 1987 Cape Dory 40, with an SA/D of 15.59 and 64.5 m² of canvas, offers moderate sail power suitable for relaxed cruising. The 1987 Cape Dory 40 has the edge in terms of raw sailing performance.

For comfort and safety, the 1965 Bristol 35.5 offers a moderate motion comfort level (comfort ratio: 28.9) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.66). The 1987 Cape Dory 40 has a comfort ratio of 22.3 and a capsize screening value of 0.72. The ballast ratios are 41.5% for the 1965 Bristol 35.5 and 42.1% for the 1987 Cape Dory 40, reflecting their respective approaches to stability.

Below deck, the 1965 Bristol 35.5 provides 6 berths in 2 cabins with 114L of water capacity and 57L of fuel. The 1987 Cape Dory 40 offers 7 berths in 2 cabins with 284L water and 151L fuel capacity.

Verdict

For cruising: The 1965 Bristol 35.5 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 1987 Cape Dory 40 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The 1987 Cape Dory 40 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: 1965 Bristol 35.5 · 1987 Cape Dory 40