1974 Catalina 27 vs 1978 Cape Dory 270 — Comparison

1974 Catalina 271974 Catalina 27
VS
1978 Cape Dory 270

Specifications Side by Side

Specification1974 Catalina 271978 Cape Dory 270
General
ManufacturerCatalinaCape Dory
Year1974–19821978–1985
TypeSloopSloop
CountryUSAUSA
DesignerFrank ButlerCarl Alberg
Dimensions
LOA8.23 m (27.0 ft)8.23 m (27.0 ft)
LWL6.71 m (22.0 ft)6.40 m (21.0 ft)
Beam2.59 m (8.5 ft)2.59 m (8.5 ft)
Draft1.22 m (4.0 ft)1.14 m (3.7 ft)
Weight
Displacement2,586 kg (5,701 lbs)2,722 kg (6,001 lbs)
Ballast1,043 kg (2,299 lbs)1,134 kg (2,500 lbs)
Sailing
Sail Area29.5 m² (318 ft²)28.0 m² (301 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFull
Engine & Tanks
Engine10 HP12 HP
Fuel Capacity38 L (10.0 gal)38 L (10.0 gal)
Water Capacity57 L (15.1 gal)68 L (18.0 gal)
Accommodation
Berths64
Cabins11

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1974 Catalina 27
15.91
1978 Cape Dory 270
14.60
Ballast Ratio (Higher = more stability)
1974 Catalina 27
40.33
1978 Cape Dory 270
41.66
Capsize Ratio (Lower = safer offshore)
1974 Catalina 27
0.76
1978 Cape Dory 270
0.74
Comfort Ratio (Higher = gentler motion)
1974 Catalina 27
21.79
1978 Cape Dory 270
24.39

Detailed Comparison

The 1974 Catalina 27 and 1978 Cape Dory 270 represent two takes on sloop-rigged sailing. The 1974 Catalina 27 is a 1970s design by Catalina from USA, while the 1978 Cape Dory 270 is a 1970s offering from Cape Dory from USA. The 1974 Catalina 27 was penned by Frank Butler. The 1978 Cape Dory 270 was designed by Carl Alberg.

In terms of size, the 1974 Catalina 27 measures 8.23m (27.0ft) overall with a beam of 2.59m, compared to the 1978 Cape Dory 270 at 8.23m (27.0ft) with a 2.59m beam. The 1978 Cape Dory 270 displaces approximately 5% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1974 Catalina 27 has moderate sail power suitable for relaxed cruising with an SA/D ratio of 15.91 and 29.5 m² of sail area. The 1978 Cape Dory 270, with an SA/D of 14.60 and 28.0 m² of canvas, offers modest sail power for its displacement. The 1974 Catalina 27 has the edge in terms of raw sailing performance.

For comfort and safety, the 1974 Catalina 27 offers a moderate motion comfort level (comfort ratio: 21.8) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.76). The 1978 Cape Dory 270 has a comfort ratio of 24.4 and a capsize screening value of 0.74. The ballast ratios are 40.3% for the 1974 Catalina 27 and 41.7% for the 1978 Cape Dory 270, reflecting their respective approaches to stability.

Below deck, the 1974 Catalina 27 provides 6 berths in 1 cabin with 57L of water capacity and 38L of fuel. The 1978 Cape Dory 270 offers 4 berths in 1 cabin with 68L water and 38L fuel capacity.

Verdict

For cruising: The 1978 Cape Dory 270 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 1974 Catalina 27 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The 1974 Catalina 27 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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