Etap 21i vs Etap 23
How do the Etap 21i and Etap 23 compare? Below, their dimensions, displacement, sail area and the standard design ratios side by side, followed by a data-driven summary.
Etap 21i | Etap 21i | Etap 23 | |
|---|---|---|
| Length overall | 21.5 ft6.56 m | 24.2 ft7.38 m |
| Waterline length | 20.0 ft6.10 m | 19.0 ft5.79 m |
| Beam | 8.2 ft2.49 m | 8.2 ft2.50 m |
| Draft | 2.3 ft0.70 m | 5.1 ft1.55 m |
| Displacement | 2,712 lb1,230 kg | 3,320 lb1,506 kg |
| Ballast | 772 lb350 kg | 1,036 lb470 kg |
| Sail area | 257 ft²23.9 m² | 190 ft²17.7 m² |
| SA / Displacement | 21.14 | 13.66 |
| Displacement / Length | 151 | 216 |
| Comfort ratio | 12.5 | 15.1 |
| Capsize screening | 2.34 | 2.20 |
| Hull speed (kn) | 6.0 | 5.8 |
Etap 21i vs Etap 23: the short version
- The Etap 23 is the larger boat at 24.2 ft7.38 m LOA versus 21.5 ft6.56 m for the Etap 21i.
- The Etap 23 is heavier, displacing about 22% more, which usually means a steadier but slower-to-accelerate hull.
- On sail area/displacement the Etap 21i carries the more powerful rig (21.1 vs 13.7), favouring lighter-air performance.
- The Etap 23 scores higher on the Brewer comfort ratio, suggesting an easier motion in a seaway.
- By the capsize screening formula the Etap 23 rates better for offshore work (2.20 vs 2.34).
Ratios are guidelines computed from published specs; condition, layout and gear matter as much as the numbers.