Swan 115 vs Swan 66
How do the Swan 115 and Swan 66 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 66 | |
|---|---|---|
| Length overall | 107.7 ft32.84 m | 56.4 ft17.19 m |
| Waterline length | 107.7 ft32.84 m | 56.4 ft17.19 m |
| Beam | 26.6 ft8.12 m | 17.7 ft5.39 m |
| Draft | 11.5 ft3.50 m | 10.5 ft3.20 m |
| Displacement | 203,928 lb92,500 kg | 66,139 lb30,000 kg |
| Ballast | 70,547 lb32,000 kg | 20,720 lb9,398 kg |
| Sail area | 7,025 ft²652.6 m² | 2,347 ft²218.0 m² |
| SA / Displacement | 32.44 | 22.96 |
| Displacement / Length | 73 | 165 |
| Comfort ratio | 37.0 | 39.5 |
| Capsize screening | 1.81 | 1.75 |
| Hull speed (kn) | 13.9 | 10.1 |
Swan 115 vs Swan 66: the short version
- The Swan 115 is the larger boat at 107.7 ft32.84 m LOA versus 56.4 ft17.19 m for the Swan 66.
- The Swan 115 is heavier, displacing about 208% 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 23.0), favouring lighter-air performance.
- The Swan 66 scores higher on the Brewer comfort ratio, suggesting an easier motion in a seaway.
- By the capsize screening formula the Swan 66 rates better for offshore work (1.75 vs 1.81).
Ratios are guidelines computed from published specs; condition, layout and gear matter as much as the numbers.