J121
2 / 20 - score 62%
The J121 is a 40.0ft fractional sloop designed by Alan Johnstone and built in fiberglass by J Boats since 2018.
The J121 is a light sailboat which is a very high performer. It is very stable / stiff and has a low righting capability if capsized. It is best suited as a racing boat.
This boat has a reasonable score and ranks in the top quarter. It is a good choice.
J121 for sale elsewhere on the web:
Main features 50%
| Model | J121 | ||
| Length | 40 ft (99%) | the closest to 40.03 ft | |
| Beam | 12.30 ft (0%) | the closest to 13.62 ft | |
| Draft | 7.75 ft | ||
| Country | United states (North America) | ||
| Estimated price | $ 0 | ?? |
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Ratios 86%
| Sail area / displ. | 29.54 (86%) | the closest to 29.97 | |
| Ballast / displ. | 40.34 % | ||
| Displ. / length | 115.98 | ||
| Comfort ratio | 17.55 | ||
| Capsize | 2.16 |
Hull
| Hull type | Monohull fin keel with bulb and spade rudder | ||
| Construction | Fiberglass | ||
| Waterline length | 35.78 ft | ||
| Maximum draft | 7.75 ft | ||
| Displacement | 11900 lbs | ||
| Ballast | 4800 lbs | ||
| Hull speed | 8.02 knots |
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Rigging
| Rigging | Fractional Sloop | ||
| Sail area (100%) | 959 sq.ft | ||
| Air draft | 0 ft | ?? | |
| Sail area fore | 393.29 sq.ft | ||
| Sail area main | 416 sq.ft | ||
| I | 51.41 ft | ||
| J | 15.30 ft | ||
| P | 50 ft | ||
| E | 16.64 ft |
Engine
| Nb engines | 1 | ||
| Total power | 30 HP | ||
| Fuel capacity | 0 gals |
Accommodations
| Water capacity | 0 gals | ||
| Headroom | 0 ft | ||
| Nb of cabins | 0 | ||
| Nb of berths | 0 | ||
| Nb heads | 0 |
Builder data
| Builder | J Boats | ||
| Designer | Alan Johnstone | ||
| First built | 2018 | ||
| Last built | 0 | ?? | |
| Number built | 0 | ?? |
Other photos
