ClubSwan 42 vs Swan 80 Mk II
How do the ClubSwan 42 and Swan 80 Mk II compare? Below, their dimensions, displacement, sail area and the standard design ratios side by side, followed by a data-driven summary.
ClubSwan 42 
Swan 80 Mk II | ClubSwan 42 | Swan 80 Mk II | |
|---|---|---|
| Length overall | 37.0 ft11.29 m | 72.8 ft22.19 m |
| Waterline length | 37.0 ft11.29 m | 72.8 ft22.19 m |
| Beam | 12.9 ft3.93 m | 19.9 ft6.08 m |
| Draft | 8.9 ft2.70 m | 13.1 ft4.00 m |
| Displacement | 16,865 lb7,650 kg | 79,146 lb35,900 kg |
| Ballast | 7,046 lb3,196 kg | 39,683 lb18,000 kg |
| Sail area | 1,176 ft²109.3 m² | 3,314 ft²307.9 m² |
| SA / Displacement | 28.61 | 28.76 |
| Displacement / Length | 148 | 92 |
| Comfort ratio | 23.4 | 31.2 |
| Capsize screening | 2.01 | 1.86 |
| Hull speed (kn) | 8.2 | 11.4 |
ClubSwan 42 vs Swan 80 Mk II: the short version
- The Swan 80 Mk II is the larger boat at 72.8 ft22.19 m LOA versus 37.0 ft11.29 m for the ClubSwan 42.
- The Swan 80 Mk II is heavier, displacing about 369% more, which usually means a steadier but slower-to-accelerate hull.
- On sail area/displacement the Swan 80 Mk II carries the more powerful rig (28.8 vs 28.6), favouring lighter-air performance.
- The Swan 80 Mk II scores higher on the Brewer comfort ratio, suggesting an easier motion in a seaway.
- By the capsize screening formula the Swan 80 Mk II rates better for offshore work (1.86 vs 2.01).
Ratios are guidelines computed from published specs; condition, layout and gear matter as much as the numbers.