Swan 115 vs Swan 131
How do the Swan 115 and Swan 131 compare? Below, their dimensions, displacement, sail area and the standard design ratios side by side, followed by a data-driven summary.
Swan 115 | Swan 115 | Swan 131 | |
|---|---|---|
| Length overall | 107.7 ft32.84 m | 114.7 ft34.96 m |
| Waterline length | 107.7 ft32.84 m | 114.7 ft34.96 m |
| Beam | 26.6 ft8.12 m | 27.9 ft8.50 m |
| Draft | 11.5 ft3.50 m | 15.4 ft4.70 m |
| Displacement | 203,928 lb92,500 kg | 396,832 lb180,000 kg |
| Ballast | 70,547 lb32,000 kg | 79,366 lb36,000 kg |
| Sail area | 7,025 ft²652.6 m² | —— |
| SA / Displacement | 32.44 | — |
| Displacement / Length | 73 | 117 |
| Comfort ratio | 37.0 | 63.6 |
| Capsize screening | 1.81 | 1.52 |
| Hull speed (kn) | 13.9 | 14.4 |
Swan 115 vs Swan 131: the short version
- The Swan 131 is the larger boat at 114.7 ft34.96 m LOA versus 107.7 ft32.84 m for the Swan 115.
- The Swan 131 is heavier, displacing about 95% more, which usually means a steadier but slower-to-accelerate hull.
- The Swan 131 scores higher on the Brewer comfort ratio, suggesting an easier motion in a seaway.
- By the capsize screening formula the Swan 131 rates better for offshore work (1.52 vs 1.81).
Ratios are guidelines computed from published specs; condition, layout and gear matter as much as the numbers.