Dolphin 24 vs O'Day 25
How do the Dolphin 24 and O'Day 25 compare? Below, their dimensions, displacement, sail area and the standard design ratios side by side, followed by a data-driven summary.
Dolphin 24 
O'Day 25 | Dolphin 24 | O'Day 25 | |
|---|---|---|
| Length overall | 24.2 ft7.36 m | 24.8 ft7.57 m |
| Waterline length | 19.0 ft5.79 m | 21.0 ft6.40 m |
| Beam | 7.7 ft2.34 m | 8.0 ft2.44 m |
| Draft | 5.2 ft1.58 m | 2.3 ft0.69 m |
| Displacement | 4,250 lb1,928 kg | 4,007 lb1,818 kg |
| Ballast | 1,650 lb748 kg | 1,825 lb828 kg |
| Sail area | 295 ft²27.4 m² | 269 ft²25.0 m² |
| SA / Displacement | 17.99 | 17.06 |
| Displacement / Length | 277 | 193 |
| Comfort ratio | 21.2 | 17.5 |
| Capsize screening | 1.89 | 2.01 |
| Hull speed (kn) | 5.8 | 6.1 |
Dolphin 24 vs O'Day 25: the short version
- The O'Day 25 is the larger boat at 24.8 ft7.57 m LOA versus 24.2 ft7.36 m for the Dolphin 24.
- On sail area/displacement the Dolphin 24 carries the more powerful rig (18.0 vs 17.1), favouring lighter-air performance.
- The Dolphin 24 scores higher on the Brewer comfort ratio, suggesting an easier motion in a seaway.
- By the capsize screening formula the Dolphin 24 rates better for offshore work (1.89 vs 2.01).
Ratios are guidelines computed from published specs; condition, layout and gear matter as much as the numbers.