Nautor 43 vs Swan 115
How do the Nautor 43 and Swan 115 compare? Below, their dimensions, displacement, sail area and the standard design ratios side by side, followed by a data-driven summary.
| Nautor 43 | Swan 115 | |
|---|---|---|
| Length overall | 31.5 ft9.60 m | 107.7 ft32.84 m |
| Waterline length | 31.5 ft9.60 m | 107.7 ft32.84 m |
| Beam | 13.8 ft4.22 m | 26.6 ft8.12 m |
| Draft | 5.9 ft1.80 m | 11.5 ft3.50 m |
| Displacement | 33,069 lb15,000 kg | 203,928 lb92,500 kg |
| Ballast | 9,040 lb4,100 kg | 70,547 lb32,000 kg |
| Sail area | 832 ft²77.3 m² | 7,025 ft²652.6 m² |
| SA / Displacement | 12.92 | 32.44 |
| Displacement / Length | 472 | 73 |
| Comfort ratio | 49.0 | 37.0 |
| Capsize screening | 1.73 | 1.81 |
| Hull speed (kn) | 7.5 | 13.9 |
Nautor 43 vs Swan 115: the short version
- The Swan 115 is the larger boat at 107.7 ft32.84 m LOA versus 31.5 ft9.60 m for the Nautor 43.
- The Swan 115 is heavier, displacing about 517% more, which usually means a steadier but slower-to-accelerate hull.
- On sail area/displacement the Swan 115 carries the more powerful rig (32.4 vs 12.9), favouring lighter-air performance.
- The Nautor 43 scores higher on the Brewer comfort ratio, suggesting an easier motion in a seaway.
- By the capsize screening formula the Nautor 43 rates better for offshore work (1.73 vs 1.81).
Ratios are guidelines computed from published specs; condition, layout and gear matter as much as the numbers.