Edel 540 vs Edel 665
How do the Edel 540 and Edel 665 compare? Below, their dimensions, displacement, sail area and the standard design ratios side by side, followed by a data-driven summary.
Edel 540 
Edel 665 | Edel 540 | Edel 665 | |
|---|---|---|
| Length overall | 17.7 ft5.40 m | 21.8 ft6.65 m |
| Waterline length | 14.8 ft4.50 m | 18.2 ft5.55 m |
| Beam | 8.0 ft2.44 m | 8.2 ft2.50 m |
| Draft | 2.3 ft0.70 m | 3.3 ft0.99 m |
| Displacement | 1,711 lb776 kg | 2,403 lb1,090 kg |
| Ballast | 331 lb150 kg | 882 lb400 kg |
| Sail area | 162 ft²15.1 m² | 211 ft²19.6 m² |
| SA / Displacement | 18.12 | 18.82 |
| Displacement / Length | 238 | 178 |
| Comfort ratio | 10.6 | 11.6 |
| Capsize screening | 2.68 | 2.45 |
| Hull speed (kn) | 5.1 | 5.7 |
Edel 540 vs Edel 665: the short version
- The Edel 665 is the larger boat at 21.8 ft6.65 m LOA versus 17.7 ft5.40 m for the Edel 540.
- The Edel 665 is heavier, displacing about 40% more, which usually means a steadier but slower-to-accelerate hull.
- On sail area/displacement the Edel 665 carries the more powerful rig (18.8 vs 18.1), favouring lighter-air performance.
- The Edel 665 scores higher on the Brewer comfort ratio, suggesting an easier motion in a seaway.
- By the capsize screening formula the Edel 665 rates better for offshore work (2.45 vs 2.68).
Ratios are guidelines computed from published specs; condition, layout and gear matter as much as the numbers.