Beneteau 31 vs Beneteau 323
How do the Beneteau 31 and Beneteau 323 compare? Below, their dimensions, displacement, sail area and the standard design ratios side by side, followed by a data-driven summary.
Beneteau 31 
Beneteau 323 | Beneteau 31 | Beneteau 323 | |
|---|---|---|
| Length overall | 31.7 ft9.65 m | 32.8 ft10.01 m |
| Waterline length | 28.5 ft8.69 m | 29.2 ft8.89 m |
| Beam | 11.1 ft3.38 m | 10.8 ft3.28 m |
| Draft | 5.8 ft1.78 m | 4.8 ft1.45 m |
| Displacement | 8,933 lb4,052 kg | 9,325 lb4,230 kg |
| Ballast | 2,207 lb1,001 kg | 2,414 lb1,095 kg |
| Sail area | 461 ft²42.8 m² | 542 ft²50.4 m² |
| SA / Displacement | 17.13 | 19.57 |
| Displacement / Length | 172 | 168 |
| Comfort ratio | 19.0 | 20.1 |
| Capsize screening | 2.14 | 2.04 |
| Hull speed (kn) | 7.2 | 7.2 |
Beneteau 31 vs Beneteau 323: the short version
- The Beneteau 323 is the larger boat at 32.8 ft10.01 m LOA versus 31.7 ft9.65 m for the Beneteau 31.
- On sail area/displacement the Beneteau 323 carries the more powerful rig (19.6 vs 17.1), favouring lighter-air performance.
- The Beneteau 323 scores higher on the Brewer comfort ratio, suggesting an easier motion in a seaway.
- By the capsize screening formula the Beneteau 323 rates better for offshore work (2.04 vs 2.14).
Ratios are guidelines computed from published specs; condition, layout and gear matter as much as the numbers.