1978 Cape Dory 25 vs 1990 Island Packet 29 — Comparison

1978 Cape Dory 25 1978 Cape Dory 25
VS
1990 Island Packet 29 1990 Island Packet 29

Specifications Side by Side

Specification 1978 Cape Dory 25 1990 Island Packet 29
General
Manufacturer Cape Dory Island Packet
Year 1978–1983 1990–1998
Type Sloop Sloop
Country USA USA
Designer Carl Alberg Bob Johnson
Dimensions
LOA 7.62 m (25.0 ft) 8.84 m (29.0 ft)
LWL 5.79 m (19.0 ft) 7.47 m (24.5 ft)
Beam 2.44 m (8.0 ft) 3.05 m (10.0 ft)
Draft 1.07 m (3.5 ft) 1.12 m (3.7 ft)
Weight
Displacement 2,041 kg (4,500 lbs) 3,856 kg (8,501 lbs)
Ballast 862 kg (1,900 lbs) 1,588 kg (3,501 lbs)
Sailing
Sail Area 25.0 m² (269 ft²) 33.5 m² (361 ft²)
Hull Material Fiberglass Fiberglass
Keel Type Full Full
Engine & Tanks
Engine 10 HP 18 HP
Fuel Capacity 30 L (7.9 gal) 76 L (20.1 gal)
Water Capacity 57 L (15.1 gal) 132 L (34.9 gal)
Accommodation
Berths 4 5
Cabins 1 1

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1978 Cape Dory 25
15.79
1990 Island Packet 29
13.84
Ballast Ratio (Higher = more stability)
1978 Cape Dory 25
42.23
1990 Island Packet 29
41.18
Capsize Ratio (Lower = safer offshore)
1978 Cape Dory 25
0.77
1990 Island Packet 29
0.78
Comfort Ratio (Higher = gentler motion)
1978 Cape Dory 25
23.80
1990 Island Packet 29
21.60

Detailed Comparison

The 1978 Cape Dory 25 and 1990 Island Packet 29 represent two takes on sloop-rigged sailing. The 1978 Cape Dory 25 is a 1970s design by Cape Dory from USA, while the 1990 Island Packet 29 is a 1990s offering from Island Packet from USA. The 1978 Cape Dory 25 was penned by Carl Alberg. The 1990 Island Packet 29 was designed by Bob Johnson.

In terms of size, the 1978 Cape Dory 25 measures 7.62m (25.0ft) overall with a beam of 2.44m, compared to the 1990 Island Packet 29 at 8.84m (29.0ft) with a 3.05m beam. The 1990 Island Packet 29 is 1.22m longer than the 1978 Cape Dory 25. The 1990 Island Packet 29 displaces approximately 89% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1978 Cape Dory 25 has moderate sail power suitable for relaxed cruising with an SA/D ratio of 15.79 and 25.0 m² of sail area. The 1990 Island Packet 29, with an SA/D of 13.84 and 33.5 m² of canvas, offers modest sail power for its displacement. The 1978 Cape Dory 25 has the edge in terms of raw sailing performance.

For comfort and safety, the 1978 Cape Dory 25 offers a moderate motion comfort level (comfort ratio: 23.8) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.77). The 1990 Island Packet 29 has a comfort ratio of 21.6 and a capsize screening value of 0.78. The ballast ratios are 42.2% for the 1978 Cape Dory 25 and 41.2% for the 1990 Island Packet 29, reflecting their respective approaches to stability.

Below deck, the 1978 Cape Dory 25 provides 4 berths in 1 cabin with 57L of water capacity and 30L of fuel. The 1990 Island Packet 29 offers 5 berths in 1 cabin with 132L water and 76L fuel capacity.

Verdict

For cruising: The 1978 Cape Dory 25 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 1978 Cape Dory 25 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The 1990 Island Packet 29 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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