Naiad 18 vs Sol Cat 18
How do the Naiad 18 and Sol Cat 18 compare? Below, their dimensions, displacement, sail area and the standard design ratios side by side, followed by a data-driven summary.
Naiad 18 
Sol Cat 18 | Naiad 18 | Sol Cat 18 | |
|---|---|---|
| Length overall | 18.3 ft5.56 m | 18.2 ft5.56 m |
| Waterline length | 17.5 ft5.33 m | 18.0 ft5.49 m |
| Beam | 6.0 ft1.83 m | 7.9 ft2.41 m |
| Draft | 3.7 ft1.12 m | 0.3 ft0.10 m |
| Displacement | 1,100 lb499 kg | 331 lb150 kg |
| Ballast | 550 lb249 kg | —— |
| Sail area | 144 ft²13.4 m² | —— |
| SA / Displacement | 21.62 | — |
| Displacement / Length | 92 | 25 |
| Comfort ratio | 8.8 | 1.8 |
| Capsize screening | 2.32 | 4.57 |
| Hull speed (kn) | 5.6 | 5.7 |
Naiad 18 vs Sol Cat 18: the short version
- The Naiad 18 and Sol Cat 18 are close in length (18.3 ft5.56 m vs 18.2 ft5.56 m ).
- The Naiad 18 is heavier, displacing about 232% more, which usually means a steadier but slower-to-accelerate hull.
- The Naiad 18 scores higher on the Brewer comfort ratio, suggesting an easier motion in a seaway.
- By the capsize screening formula the Naiad 18 rates better for offshore work (2.32 vs 4.57).
Ratios are guidelines computed from published specs; condition, layout and gear matter as much as the numbers.