Cal 39 Mark II vs Cal 39
How do the Cal 39 Mark II and Cal 39 compare? Below, their dimensions, displacement, sail area and the standard design ratios side by side, followed by a data-driven summary.
Cal 39 Mark II | Cal 39 Mark II | Cal 39 | |
|---|---|---|
| Length overall | 39.0 ft11.89 m | 39.0 ft11.89 m |
| Waterline length | 32.1 ft9.78 m | 31.7 ft9.65 m |
| Beam | 12.0 ft3.66 m | 12.6 ft3.83 m |
| Draft | 6.7 ft2.03 m | 7.0 ft2.13 m |
| Displacement | 17,000 lb7,711 kg | 17,500 lb7,938 kg |
| Ballast | 7,000 lb3,175 kg | 7,000 lb3,175 kg |
| Sail area | 719 ft²66.8 m² | 750 ft²69.7 m² |
| SA / Displacement | 17.40 | 17.80 |
| Displacement / Length | 230 | 246 |
| Comfort ratio | 28.1 | 27.4 |
| Capsize screening | 1.87 | 1.94 |
| Hull speed (kn) | 7.6 | 7.5 |
Cal 39 Mark II vs Cal 39: the short version
- The Cal 39 Mark II and Cal 39 are close in length (39.0 ft11.89 m vs 39.0 ft11.89 m ).
- On sail area/displacement the Cal 39 carries the more powerful rig (17.8 vs 17.4), favouring lighter-air performance.
- The Cal 39 Mark II scores higher on the Brewer comfort ratio, suggesting an easier motion in a seaway.
- By the capsize screening formula the Cal 39 Mark II rates better for offshore work (1.87 vs 1.94).
Ratios are guidelines computed from published specs; condition, layout and gear matter as much as the numbers.