1973 Tartan 34 vs 1981 Nautor Swan 36 — Comparison

1973 Tartan 341973 Tartan 34
VS
1981 Nautor Swan 36

Specifications Side by Side

Specification1973 Tartan 341981 Nautor Swan 36
General
ManufacturerTartanNautor Swan
Year1973–19841981–1989
TypeSloopSloop
CountryUSAFinland
DesignerSparkman & StephensSparkman & Stephens
Dimensions
LOA10.36 m (34.0 ft)10.97 m (36.0 ft)
LWL7.47 m (24.5 ft)8.53 m (28.0 ft)
Beam3.05 m (10.0 ft)3.35 m (11.0 ft)
Draft1.52 m (5.0 ft)1.98 m (6.5 ft)
Weight
Displacement5,443 kg (12,000 lbs)6,350 kg (13,999 lbs)
Ballast2,449 kg (5,399 lbs)2,722 kg (6,001 lbs)
Sailing
Sail Area46.5 m² (501 ft²)54.5 m² (587 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine18 HP28 HP
Fuel Capacity76 L (20.1 gal)100 L (26.4 gal)
Water Capacity114 L (30.1 gal)180 L (47.6 gal)
Accommodation
Berths66
Cabins22

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1973 Tartan 34
15.27
1981 Nautor Swan 36
16.15
Ballast Ratio (Higher = more stability)
1973 Tartan 34
44.99
1981 Nautor Swan 36
42.87
Capsize Ratio (Lower = safer offshore)
1973 Tartan 34
0.69
1981 Nautor Swan 36
0.72
Comfort Ratio (Higher = gentler motion)
1973 Tartan 34
27.25
1981 Nautor Swan 36
22.73

Detailed Comparison

The 1973 Tartan 34 and 1981 Nautor Swan 36 represent two takes on sloop-rigged sailing. The 1973 Tartan 34 is a 1970s design by Tartan from USA, while the 1981 Nautor Swan 36 is a 1980s offering from Nautor Swan from Finland. The 1973 Tartan 34 was penned by Sparkman & Stephens. The 1981 Nautor Swan 36 was designed by Sparkman & Stephens.

In terms of size, the 1973 Tartan 34 measures 10.36m (34.0ft) overall with a beam of 3.05m, compared to the 1981 Nautor Swan 36 at 10.97m (36.0ft) with a 3.35m beam. The 1981 Nautor Swan 36 is 0.61m longer than the 1973 Tartan 34. The 1981 Nautor Swan 36 displaces approximately 17% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1973 Tartan 34 has moderate sail power suitable for relaxed cruising with an SA/D ratio of 15.27 and 46.5 m² of sail area. The 1981 Nautor Swan 36, with an SA/D of 16.15 and 54.5 m² of canvas, offers moderate sail power suitable for relaxed cruising. The 1981 Nautor Swan 36 has the edge in terms of raw sailing performance.

For comfort and safety, the 1973 Tartan 34 offers a moderate motion comfort level (comfort ratio: 27.3) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.69). The 1981 Nautor Swan 36 has a comfort ratio of 22.7 and a capsize screening value of 0.72. The ballast ratios are 45.0% for the 1973 Tartan 34 and 42.9% for the 1981 Nautor Swan 36, reflecting their respective approaches to stability.

Below deck, the 1973 Tartan 34 provides 6 berths in 2 cabins with 114L of water capacity and 76L of fuel. The 1981 Nautor Swan 36 offers 6 berths in 2 cabins with 180L water and 100L fuel capacity.

Verdict

For cruising: The 1973 Tartan 34 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: 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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