Nautor 105 vs Swan 371
How do the Nautor 105 and Swan 371 compare? Below, their dimensions, displacement, sail area and the standard design ratios side by side, followed by a data-driven summary.
Nautor 105 
Swan 371 | Nautor 105 | Swan 371 | |
|---|---|---|
| Length overall | 82.3 ft25.10 m | 29.7 ft9.06 m |
| Waterline length | 82.3 ft25.10 m | 29.7 ft9.06 m |
| Beam | 25.4 ft7.74 m | 11.3 ft3.46 m |
| Draft | 13.2 ft4.02 m | 6.8 ft2.07 m |
| Displacement | 249,122 lb113,000 kg | 16,100 lb7,303 kg |
| Ballast | —— | 5,701 lb2,586 kg |
| Sail area | 5,412 ft²502.8 m² | 597 ft²55.5 m² |
| SA / Displacement | 21.87 | 14.98 |
| Displacement / Length | 199 | 274 |
| Comfort ratio | 63.0 | 32.9 |
| Capsize screening | 1.61 | 1.80 |
| Hull speed (kn) | 12.2 | 7.3 |
Nautor 105 vs Swan 371: the short version
- The Nautor 105 is the larger boat at 82.3 ft25.10 m LOA versus 29.7 ft9.06 m for the Swan 371.
- The Nautor 105 is heavier, displacing about 1447% more, which usually means a steadier but slower-to-accelerate hull.
- On sail area/displacement the Nautor 105 carries the more powerful rig (21.9 vs 15.0), favouring lighter-air performance.
- The Nautor 105 scores higher on the Brewer comfort ratio, suggesting an easier motion in a seaway.
- By the capsize screening formula the Nautor 105 rates better for offshore work (1.61 vs 1.80).
Ratios are guidelines computed from published specs; condition, layout and gear matter as much as the numbers.