American 21 ami
3 / 824 - score 100%
The American 21 ami is a 20.75ft masthead sloop designed by Arthur S. Henry and built in fiberglass by American Mariner Industries since 1979.
The American 21 ami is a moderate weight sailboat which is a reasonably good performer. It is stable / stiff and has a low righting capability if capsized. It is best suited as a day-boat.
This boat has a good score and ranks in the top quarter. It is an excellent choice.
American 21 ami for sale elsewhere on the web:
Main features
| Model | American 21 ami | ||
| Length | 20.75 ft | ||
| Beam | 7.83 ft | ||
| Draft | 2.17 ft | ||
| Country | United states (North America) | ||
| Estimated price | $ 0 | ?? |
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Ratios
| Sail area / displ. | 17.06 | ||
| Ballast / displ. | 36 % | ||
| Displ. / length | 202.29 | ||
| Comfort ratio | 13.40 | ||
| Capsize | 2.31 |
Hull 100%
| Hull type | Monohull fin keel with transom hung rudder | ||
| Construction | Fiberglass | ||
| Waterline length | 17.67 ft (100%) | the closest to 17.67 ft | |
| Maximum draft | 2.17 ft | ||
| Displacement | 2500 lbs | ||
| Ballast | 900 lbs | ||
| Hull speed | 5.63 knots |
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Rigging
| Rigging | Masthead Sloop | ||
| Sail area (100%) | 196 sq.ft | ||
| Air draft | 0 ft | ?? | |
| Sail area fore | 106.25 sq.ft | ||
| Sail area main | 89.70 sq.ft | ||
| I | 25 ft | ||
| J | 8.50 ft | ||
| P | 23 ft | ||
| E | 7.80 ft |
Engine
| Nb engines | 1 | ||
| Total power | 0 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 | American Mariner Industries | ||
| Designer | Arthur S. Henry | ||
| First built | 1979 | ||
| Last built | 0 | ?? | |
| Number built | 0 | ?? |