Albin 78 Cirrus vs Delta 31
How do the Albin 78 Cirrus and Delta 31 compare? Below, their dimensions, displacement, sail area and the standard design ratios side by side, followed by a data-driven summary.
Albin 78 Cirrus 
Delta 31 | Albin 78 Cirrus | Delta 31 | |
|---|---|---|
| Length overall | 25.6 ft7.80 m | 30.7 ft9.35 m |
| Waterline length | 21.8 ft6.65 m | 24.9 ft7.60 m |
| Beam | 9.1 ft2.76 m | 10.0 ft3.04 m |
| Draft | 4.9 ft1.49 m | 5.9 ft1.80 m |
| Displacement | 5,181 lb2,350 kg | 8,598 lb3,900 kg |
| Ballast | 2,094 lb950 kg | 3,505 lb1,590 kg |
| Sail area | 281 ft²26.1 m² | 436 ft²40.5 m² |
| SA / Displacement | 15.02 | 16.62 |
| Displacement / Length | 223 | 248 |
| Comfort ratio | 18.5 | 23.3 |
| Capsize screening | 2.09 | 1.95 |
| Hull speed (kn) | 6.3 | 6.7 |
Albin 78 Cirrus vs Delta 31: the short version
- The Delta 31 is the larger boat at 30.7 ft9.35 m LOA versus 25.6 ft7.80 m for the Albin 78 Cirrus.
- The Delta 31 is heavier, displacing about 66% more, which usually means a steadier but slower-to-accelerate hull.
- On sail area/displacement the Delta 31 carries the more powerful rig (16.6 vs 15.0), favouring lighter-air performance.
- The Delta 31 scores higher on the Brewer comfort ratio, suggesting an easier motion in a seaway.
- By the capsize screening formula the Delta 31 rates better for offshore work (1.95 vs 2.09).
Ratios are guidelines computed from published specs; condition, layout and gear matter as much as the numbers.