Swan 39 vs Swan 59
How do the Swan 39 and Swan 59 compare? Below, their dimensions, displacement, sail area and the standard design ratios side by side, followed by a data-driven summary.
Swan 39 | Swan 39 | Swan 59 | |
|---|---|---|
| Length overall | 31.5 ft9.60 m | 48.2 ft14.68 m |
| Waterline length | 31.5 ft9.60 m | 48.2 ft14.68 m |
| Beam | 12.5 ft3.81 m | 16.4 ft5.00 m |
| Draft | 7.2 ft2.19 m | 10.2 ft3.10 m |
| Displacement | 18,001 lb8,165 kg | 59,966 lb27,200 kg |
| Ballast | 7,900 lb3,583 kg | 22,800 lb10,342 kg |
| Sail area | 761 ft²70.7 m² | —— |
| SA / Displacement | 17.73 | — |
| Displacement / Length | 257 | 240 |
| Comfort ratio | 30.6 | 46.4 |
| Capsize screening | 1.91 | 1.68 |
| Hull speed (kn) | 7.5 | 9.3 |
Swan 39 vs Swan 59: the short version
- The Swan 59 is the larger boat at 48.2 ft14.68 m LOA versus 31.5 ft9.60 m for the Swan 39.
- The Swan 59 is heavier, displacing about 233% more, which usually means a steadier but slower-to-accelerate hull.
- The Swan 59 scores higher on the Brewer comfort ratio, suggesting an easier motion in a seaway.
- By the capsize screening formula the Swan 59 rates better for offshore work (1.68 vs 1.91).
Ratios are guidelines computed from published specs; condition, layout and gear matter as much as the numbers.