J/105 vs JPK 1050
Compare up to 4 boats side by side.
On the numbers
Next to the J/105, the JPK 1050 is 0.1 m shorter and of similar displacement. The JPK 1050 has the higher Capsize screening (2.35, above the guideline), the J/105 the lower (2.23, above the guideline).
J/105
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JPK 1050
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|---|---|---|
| General | ||
| Builder | J Boats Tillotson Pearson | JPK Composites |
| Designer | Johnstone | Jacques Valer |
| Hull type | Fin w/bulb & spade rudder | Monohull |
| Keel type | – | T-keel |
| Rigging | Fractional Sloop | – |
| Construction | FG | – |
| First built | 1995 | – |
| Dimensions | ||
| Length overall | 10.52 m ▲ | 10.45 m ▼ |
| Waterline length | 8.99 m | – |
| Beam | 3.35 m ▼ | 3.54 m ▲ |
| Draft (max) | 1.98 m ▼ | 2.22 m ▲ |
| Weight & ballast | ||
| Displacement | 3,515 kg ▲ | 3,500 kg ▼ |
| Ballast | 1,542 kg | – |
| Sail plan | ||
| Sail area | 53.61 m² ▼ | 73.00 m² ▲ |
| Mainsail | 28.14 m² ▼ | 42.00 m² ▲ |
| Foresail | 25.46 m² ▼ | 31.00 m² ▲ |
| Engine & tanks | ||
| Engine make | Yanmar | – |
| Engine power | 20 HP | – |
| Fuel | 45 L | – |
| Water | 19 L | – |
| Ratios | ||
| SA/D | 23.7 lively | – |
| D/L | 135 light | – |
| Ballast/Disp | 43.9% high | – |
| Comfort ratio | 15.9 lightweight racing | – |
| Capsize screening | 2.23 ▼ above the guideline | 2.35 ▲ above the guideline |
| S-number | 4.5 | – |
| Hull speed | 7.28 kn | – |
▲ highest and ▼ lowest value in each row. Ratio bands as on the yacht pages; – means the value is not in the catalogue.