Crown 23 vs Kirby 23
How do the Crown 23 and Kirby 23 compare? Below, their dimensions, displacement, sail area and the standard design ratios side by side, followed by a data-driven summary.
Crown 23 
Kirby 23 | Crown 23 | Kirby 23 | |
|---|---|---|
| Length overall | 23.0 ft7.01 m | 23.0 ft7.01 m |
| Waterline length | 19.5 ft5.94 m | 18.8 ft5.73 m |
| Beam | 7.7 ft2.34 m | 7.8 ft2.36 m |
| Draft | 4.1 ft1.24 m | 3.9 ft1.19 m |
| Displacement | 3,800 lb1,724 kg | 2,400 lb1,089 kg |
| Ballast | 1,550 lb703 kg | 900 lb408 kg |
| Sail area | 269 ft²25.0 m² | 273 ft²25.4 m² |
| SA / Displacement | 17.67 | 24.37 |
| Displacement / Length | 229 | 161 |
| Comfort ratio | 18.9 | 12.1 |
| Capsize screening | 1.97 | 2.32 |
| Hull speed (kn) | 5.9 | 5.8 |
Crown 23 vs Kirby 23: the short version
- The Crown 23 and Kirby 23 are close in length (23.0 ft7.01 m vs 23.0 ft7.01 m ).
- The Crown 23 is heavier, displacing about 58% more, which usually means a steadier but slower-to-accelerate hull.
- On sail area/displacement the Kirby 23 carries the more powerful rig (24.4 vs 17.7), favouring lighter-air performance.
- The Crown 23 scores higher on the Brewer comfort ratio, suggesting an easier motion in a seaway.
- By the capsize screening formula the Crown 23 rates better for offshore work (1.97 vs 2.32).
Ratios are guidelines computed from published specs; condition, layout and gear matter as much as the numbers.