1976 Cape Dory 30 Cutter vs 1987 Cape Dory 40 — Comparison

1976 Cape Dory 30 Cutter 1976 Cape Dory 30 Cutter
VS
1987 Cape Dory 40 1987 Cape Dory 40

Specifications Side by Side

Specification 1976 Cape Dory 30 Cutter 1987 Cape Dory 40
General
Manufacturer Cape Dory Cape Dory
Year 1976–1983 1987–1992
Type Cutter Sloop
Country USA USA
Designer Carl Alberg Carl Alberg
Dimensions
LOA 9.14 m (30.0 ft) 12.19 m (40.0 ft)
LWL 7.16 m (23.5 ft) 9.45 m (31.0 ft)
Beam 2.74 m (9.0 ft) 3.66 m (12.0 ft)
Draft 1.37 m (4.5 ft) 1.68 m (5.5 ft)
Weight
Displacement 4,082 kg (8,999 lbs) 8,618 kg (18,999 lbs)
Ballast 1,814 kg (3,999 lbs) 3,629 kg (8,001 lbs)
Sailing
Sail Area 40.2 m² (433 ft²) 64.5 m² (694 ft²)
Hull Material Fiberglass Fiberglass
Keel Type Full Full
Engine & Tanks
Engine 18 HP 40 HP
Fuel Capacity 57 L (15.1 gal) 151 L (39.9 gal)
Water Capacity 76 L (20.1 gal) 284 L (75.0 gal)
Accommodation
Berths 5 7
Cabins 1 2

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1976 Cape Dory 30 Cutter
15.99
1987 Cape Dory 40
15.59
Ballast Ratio (Higher = more stability)
1976 Cape Dory 30 Cutter
44.44
1987 Cape Dory 40
42.11
Capsize Ratio (Lower = safer offshore)
1976 Cape Dory 30 Cutter
0.69
1987 Cape Dory 40
0.72
Comfort Ratio (Higher = gentler motion)
1976 Cape Dory 30 Cutter
27.25
1987 Cape Dory 40
22.29

Detailed Comparison

The 1976 Cape Dory 30 Cutter and 1987 Cape Dory 40 represent different approaches to sailboat design. The 1976 Cape Dory 30 Cutter is a 1970s design by Cape Dory from USA, while the 1987 Cape Dory 40 is a 1980s offering from Cape Dory from USA. The 1976 Cape Dory 30 Cutter was penned by Carl Alberg. The 1987 Cape Dory 40 was designed by Carl Alberg.

In terms of size, the 1976 Cape Dory 30 Cutter measures 9.14m (30.0ft) overall with a beam of 2.74m, compared to the 1987 Cape Dory 40 at 12.19m (40.0ft) with a 3.66m beam. The 1987 Cape Dory 40 is 3.05m longer than the 1976 Cape Dory 30 Cutter. The 1987 Cape Dory 40 displaces approximately 111% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1976 Cape Dory 30 Cutter has moderate sail power suitable for relaxed cruising with an SA/D ratio of 15.99 and 40.2 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 1976 Cape Dory 30 Cutter has the edge in terms of raw sailing performance.

For comfort and safety, the 1976 Cape Dory 30 Cutter offers a moderate motion comfort level (comfort ratio: 27.3) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.69). The 1987 Cape Dory 40 has a comfort ratio of 22.3 and a capsize screening value of 0.72. The ballast ratios are 44.4% for the 1976 Cape Dory 30 Cutter and 42.1% for the 1987 Cape Dory 40, reflecting their respective approaches to stability.

Below deck, the 1976 Cape Dory 30 Cutter provides 5 berths in 1 cabin with 76L 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 1976 Cape Dory 30 Cutter 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 1976 Cape Dory 30 Cutter 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.

Compare Different Boats

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