517 vs Truc 18
Compare up to 4 boats side by side.
On the numbers
Next to the 517, the Truc 18 is 0.4 m longer and of similar displacement. The Truc 18 has the higher Capsize screening (3.26, above the guideline), the 517 the lower (2.64, above the guideline).
517
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Truc 18
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|---|---|---|
| General | ||
| Builder | – | Crus Yacht |
| Designer | Christian Maury | Marco Croci |
| Hull type | Centerboard (Trunk) | Centerboard Dinghy |
| Rigging | Fractional Sloop | Cat (rotating spar) |
| Construction | FG | GRP |
| First built | 1976 | 2009 |
| Dimensions | ||
| Length overall | 5.15 m ▼ | 5.50 m ▲ |
| Waterline length | 4.65 m | – |
| Beam | 1.86 m ▼ | 2.30 m ▲ |
| Draft (max) | 1.08 m ▼ | 1.65 m ▲ |
| Draft (min) | 0.20 m ▲ | 0.18 m ▼ |
| Weight & ballast | ||
| Displacement | 360 kg | 360 kg |
| Ballast | – | 95 kg |
| Sail plan | ||
| Sail area | 11.95 m² | – |
| Mainsail | 6.55 m² | – |
| Foresail | 5.41 m² | – |
| Engine & tanks | ||
| Water | – | 50 L |
| Ratios | ||
| SA/D | 24.1 high-powered | – |
| D/L | 100 ultralight | – |
| Ballast/Disp | – | 26.4% low |
| Comfort ratio | 7.0 lightweight racing | – |
| Capsize screening | 2.64 ▼ above the guideline | 3.26 ▲ above the guideline |
| S-number | 5.4 | – |
| Hull speed | 5.23 kn | – |
▲ highest and ▼ lowest value in each row. Ratio bands as on the yacht pages; – means the value is not in the catalogue.