1977 Nautor Swan 47 vs 1993 Nautor Swan 46 — Comparison

1977 Nautor Swan 471977 Nautor Swan 47
VS
1993 Nautor Swan 46

Specifications Side by Side

Specification1977 Nautor Swan 471993 Nautor Swan 46
General
ManufacturerNautor SwanNautor Swan
Year1977–19851993–2001
TypeSloopSloop
CountryFinlandFinland
DesignerSparkman & StephensGerman Frers
Dimensions
LOA14.33 m (47.0 ft)14.05 m (46.1 ft)
LWL10.67 m (35.0 ft)11.28 m (37.0 ft)
Beam4.09 m (13.4 ft)4.09 m (13.4 ft)
Draft2.29 m (7.5 ft)2.35 m (7.7 ft)
Weight
Displacement14,969 kg (33,001 lbs)12,247 kg (27,000 lbs)
Ballast6,350 kg (13,999 lbs)4,990 kg (11,001 lbs)
Sailing
Sail Area89.2 m² (960 ft²)92.0 m² (990 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine55 HP75 HP
Fuel Capacity227 L (60.0 gal)220 L (58.1 gal)
Water Capacity454 L (119.9 gal)400 L (105.7 gal)
Accommodation
Berths77
Cabins33

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1977 Nautor Swan 47
14.92
1993 Nautor Swan 46
17.59
Ballast Ratio (Higher = more stability)
1977 Nautor Swan 47
42.42
1993 Nautor Swan 46
40.74
Capsize Ratio (Lower = safer offshore)
1977 Nautor Swan 47
0.67
1993 Nautor Swan 46
0.71
Comfort Ratio (Higher = gentler motion)
1977 Nautor Swan 47
25.44
1993 Nautor Swan 46
19.65

Detailed Comparison

The 1977 Nautor Swan 47 and 1993 Nautor Swan 46 represent two takes on sloop-rigged sailing. The 1977 Nautor Swan 47 is a 1970s design by Nautor Swan from Finland, while the 1993 Nautor Swan 46 is a 1990s offering from Nautor Swan from Finland. The 1977 Nautor Swan 47 was penned by Sparkman & Stephens. The 1993 Nautor Swan 46 was designed by German Frers.

In terms of size, the 1977 Nautor Swan 47 measures 14.33m (47.0ft) overall with a beam of 4.09m, compared to the 1993 Nautor Swan 46 at 14.05m (46.1ft) with a 4.09m beam. The 1977 Nautor Swan 47 is 0.28m longer than the 1993 Nautor Swan 46. The 1977 Nautor Swan 47 displaces approximately 22% 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 1993 Nautor Swan 46, with an SA/D of 17.59 and 92.0 m² of canvas, offers good sail power for versatile performance. The 1993 Nautor Swan 46 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 1993 Nautor Swan 46 has a comfort ratio of 19.7 and a capsize screening value of 0.71. The ballast ratios are 42.4% for the 1977 Nautor Swan 47 and 40.7% for the 1993 Nautor Swan 46, 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 1993 Nautor Swan 46 offers 7 berths in 3 cabins with 400L water and 220L 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 1993 Nautor Swan 46 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: Both boats provide similar accommodation, making either a viable choice for living aboard. Consider water and fuel capacity for extended stays away from marinas.

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