1977 Nautor Swan 47 vs 1971 Nautor Swan 65 — Comparison

1977 Nautor Swan 47 1977 Nautor Swan 47
VS
1971 Nautor Swan 65 1971 Nautor Swan 65

Specifications Side by Side

Specification 1977 Nautor Swan 47 1971 Nautor Swan 65
General
Manufacturer Nautor Swan Nautor Swan
Year 1977–1985 1971–1989
Type Sloop Sloop
Country Finland Finland
Designer Sparkman & Stephens Sparkman & Stephens
Dimensions
LOA 14.33 m (47.0 ft) 19.81 m (65.0 ft)
LWL 10.67 m (35.0 ft) 15.09 m (49.5 ft)
Beam 4.09 m (13.4 ft) 4.72 m (15.5 ft)
Draft 2.29 m (7.5 ft) 2.74 m (9.0 ft)
Weight
Displacement 14,969 kg (33,001 lbs) 27,216 kg (60,001 lbs)
Ballast 6,350 kg (13,999 lbs) 10,886 kg (23,999 lbs)
Sailing
Sail Area 89.2 m² (960 ft²) 139.0 m² (1,496 ft²)
Hull Material Fiberglass Fiberglass
Keel Type Fin Fin
Engine & Tanks
Engine 55 HP 120 HP
Fuel Capacity 227 L (60.0 gal) 450 L (118.9 gal)
Water Capacity 454 L (119.9 gal) 750 L (198.1 gal)
Accommodation
Berths 7 8
Cabins 3 4

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1977 Nautor Swan 47
14.92
1971 Nautor Swan 65
15.60
Ballast Ratio (Higher = more stability)
1977 Nautor Swan 47
42.42
1971 Nautor Swan 65
40.00
Capsize Ratio (Lower = safer offshore)
1977 Nautor Swan 47
0.67
1971 Nautor Swan 65
0.63
Comfort Ratio (Higher = gentler motion)
1977 Nautor Swan 47
25.44
1971 Nautor Swan 65
19.42

Detailed Comparison

The 1977 Nautor Swan 47 and 1971 Nautor Swan 65 represent two takes on sloop-rigged sailing. The 1977 Nautor Swan 47 is a 1970s design by Nautor Swan from Finland, while the 1971 Nautor Swan 65 is a 1970s offering from Nautor Swan from Finland. The 1977 Nautor Swan 47 was penned by Sparkman & Stephens. The 1971 Nautor Swan 65 was designed by Sparkman & Stephens.

In terms of size, the 1977 Nautor Swan 47 measures 14.33m (47.0ft) overall with a beam of 4.09m, compared to the 1971 Nautor Swan 65 at 19.81m (65.0ft) with a 4.72m beam. The 1971 Nautor Swan 65 is 5.48m longer than the 1977 Nautor Swan 47. The 1971 Nautor Swan 65 displaces approximately 82% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1977 Nautor Swan 47 has modest sail power for its displacement with an SA/D ratio of 14.92 and 89.2 m² of sail area. The 1971 Nautor Swan 65, with an SA/D of 15.60 and 139.0 m² of canvas, offers moderate sail power suitable for relaxed cruising. The 1971 Nautor Swan 65 has the edge in terms of raw sailing performance.

For comfort and safety, the 1977 Nautor Swan 47 offers a moderate motion comfort level (comfort ratio: 25.4) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.67). The 1971 Nautor Swan 65 has a comfort ratio of 19.4 and a capsize screening value of 0.63. The ballast ratios are 42.4% for the 1977 Nautor Swan 47 and 40.0% for the 1971 Nautor Swan 65, reflecting their respective approaches to stability.

Below deck, the 1977 Nautor Swan 47 provides 7 berths in 3 cabins with 454L of water capacity and 227L of fuel. The 1971 Nautor Swan 65 offers 8 berths in 4 cabins with 750L water and 450L fuel capacity.

Verdict

For cruising: The 1977 Nautor Swan 47 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 1971 Nautor Swan 65 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The 1971 Nautor Swan 65 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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