Beneteau 31 vs Beneteau Oceanis 281
How do the Beneteau 31 and Beneteau Oceanis 281 compare? Below, their dimensions, displacement, sail area and the standard design ratios side by side, followed by a data-driven summary.
Beneteau 31 
Beneteau Oceanis 281 | Beneteau 31 | Beneteau Oceanis 281 | |
|---|---|---|
| Length overall | 31.7 ft9.65 m | 28.5 ft8.69 m |
| Waterline length | 28.5 ft8.69 m | 24.5 ft7.47 m |
| Beam | 11.1 ft3.38 m | 9.4 ft2.87 m |
| Draft | 5.8 ft1.78 m | 4.0 ft1.22 m |
| Displacement | 8,933 lb4,052 kg | 5,732 lb2,600 kg |
| Ballast | 2,207 lb1,001 kg | 1,676 lb760 kg |
| Sail area | 461 ft²42.8 m² | 335 ft²31.1 m² |
| SA / Displacement | 17.13 | 16.74 |
| Displacement / Length | 172 | 174 |
| Comfort ratio | 19.0 | 17.4 |
| Capsize screening | 2.14 | 2.11 |
| Hull speed (kn) | 7.2 | 6.6 |
Beneteau 31 vs Beneteau Oceanis 281: the short version
- The Beneteau 31 is the larger boat at 31.7 ft9.65 m LOA versus 28.5 ft8.69 m for the Beneteau Oceanis 281.
- The Beneteau 31 is heavier, displacing about 56% more, which usually means a steadier but slower-to-accelerate hull.
- On sail area/displacement the Beneteau 31 carries the more powerful rig (17.1 vs 16.7), favouring lighter-air performance.
- The Beneteau 31 scores higher on the Brewer comfort ratio, suggesting an easier motion in a seaway.
- By the capsize screening formula the Beneteau Oceanis 281 rates better for offshore work (2.11 vs 2.14).
Ratios are guidelines computed from published specs; condition, layout and gear matter as much as the numbers.