1981 Nautor Swan 36 vs 1988 Pacific Seacraft 31 — Comparison

1981 Nautor Swan 36 1981 Nautor Swan 36
VS
1988 Pacific Seacraft 31 1988 Pacific Seacraft 31

Specifications Side by Side

Specification 1981 Nautor Swan 36 1988 Pacific Seacraft 31
General
Manufacturer Nautor Swan Pacific Seacraft
Year 1981–1989 1988–2007
Type Sloop Sloop
Country Finland USA
Designer Sparkman & Stephens William Crealock
Dimensions
LOA 10.97 m (36.0 ft) 9.45 m (31.0 ft)
LWL 8.53 m (28.0 ft) 7.62 m (25.0 ft)
Beam 3.35 m (11.0 ft) 3.05 m (10.0 ft)
Draft 1.98 m (6.5 ft) 1.37 m (4.5 ft)
Weight
Displacement 6,350 kg (13,999 lbs) 4,990 kg (11,001 lbs)
Ballast 2,722 kg (6,001 lbs) 2,177 kg (4,799 lbs)
Sailing
Sail Area 54.5 m² (587 ft²) 40.5 m² (436 ft²)
Hull Material Fiberglass Fiberglass
Keel Type Fin Full
Engine & Tanks
Engine 28 HP 25 HP
Fuel Capacity 100 L (26.4 gal) 76 L (20.1 gal)
Water Capacity 180 L (47.6 gal) 151 L (39.9 gal)
Accommodation
Berths 6 5
Cabins 2 2

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1981 Nautor Swan 36
16.15
1988 Pacific Seacraft 31
14.09
Ballast Ratio (Higher = more stability)
1981 Nautor Swan 36
42.87
1988 Pacific Seacraft 31
43.63
Capsize Ratio (Lower = safer offshore)
1981 Nautor Swan 36
0.72
1988 Pacific Seacraft 31
0.71
Comfort Ratio (Higher = gentler motion)
1981 Nautor Swan 36
22.73
1988 Pacific Seacraft 31
26.02

Detailed Comparison

The 1981 Nautor Swan 36 and 1988 Pacific Seacraft 31 represent two takes on sloop-rigged sailing. The 1981 Nautor Swan 36 is a 1980s design by Nautor Swan from Finland, while the 1988 Pacific Seacraft 31 is a 1980s offering from Pacific Seacraft from USA. The 1981 Nautor Swan 36 was penned by Sparkman & Stephens. The 1988 Pacific Seacraft 31 was designed by William Crealock.

In terms of size, the 1981 Nautor Swan 36 measures 10.97m (36.0ft) overall with a beam of 3.35m, compared to the 1988 Pacific Seacraft 31 at 9.45m (31.0ft) with a 3.05m beam. The 1981 Nautor Swan 36 is 1.52m longer than the 1988 Pacific Seacraft 31. The 1981 Nautor Swan 36 displaces approximately 27% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1981 Nautor Swan 36 has moderate sail power suitable for relaxed cruising with an SA/D ratio of 16.15 and 54.5 m² of sail area. The 1988 Pacific Seacraft 31, with an SA/D of 14.09 and 40.5 m² of canvas, offers modest sail power for its displacement. The 1981 Nautor Swan 36 has the edge in terms of raw sailing performance.

For comfort and safety, the 1981 Nautor Swan 36 offers a moderate motion comfort level (comfort ratio: 22.7) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.72). The 1988 Pacific Seacraft 31 has a comfort ratio of 26.0 and a capsize screening value of 0.71. The ballast ratios are 42.9% for the 1981 Nautor Swan 36 and 43.6% for the 1988 Pacific Seacraft 31, reflecting their respective approaches to stability.

Below deck, the 1981 Nautor Swan 36 provides 6 berths in 2 cabins with 180L of water capacity and 100L of fuel. The 1988 Pacific Seacraft 31 offers 5 berths in 2 cabins with 151L water and 76L fuel capacity.

Verdict

For cruising: The 1988 Pacific Seacraft 31 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 1981 Nautor Swan 36 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The 1981 Nautor Swan 36 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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