Nacra 5.2 vs Nacra F18 Infusion
How do the Nacra 5.2 and Nacra F18 Infusion compare? Below, their dimensions, displacement, sail area and the standard design ratios side by side, followed by a data-driven summary.
Nacra 5.2 
Nacra F18 Infusion | Nacra 5.2 | Nacra F18 Infusion | |
|---|---|---|
| Length overall | 17.0 ft5.18 m | 18.1 ft5.52 m |
| Waterline length | —— | —— |
| Beam | 8.0 ft2.44 m | 8.5 ft2.60 m |
| Draft | 2.5 ft0.76 m | —— |
| Displacement | 350 lb159 kg | 397 lb180 kg |
| Ballast | —— | —— |
| Sail area | 220 ft²20.4 m² | 229 ft²21.3 m² |
| SA / Displacement | 70.88 | 67.83 |
| Displacement / Length | — | — |
| Comfort ratio | — | — |
| Capsize screening | 4.54 | 4.64 |
| Hull speed (kn) | — | — |
Nacra 5.2 vs Nacra F18 Infusion: the short version
- The Nacra F18 Infusion is the larger boat at 18.1 ft5.52 m LOA versus 17.0 ft5.18 m for the Nacra 5.2.
- The Nacra F18 Infusion is heavier, displacing about 13% more, which usually means a steadier but slower-to-accelerate hull.
- On sail area/displacement the Nacra 5.2 carries the more powerful rig (70.9 vs 67.8), favouring lighter-air performance.
- By the capsize screening formula the Nacra 5.2 rates better for offshore work (4.54 vs 4.64).
Ratios are guidelines computed from published specs; condition, layout and gear matter as much as the numbers.