Arc 21
17 / 104 - score 58%
The Arc 21 is a 21.5ft frac. sloop (rotating spar) designed by Roberts/Haberman and built in fiberglass by Aquarius Sail Inc. since 2000.
The Arc 21 is an ultralight sailboat which is a very high performer.
This boat has an average score but ranks in the top quarter. It seems difficult to do much better. It is one of the best possible tradeoff for this request.
Arc 21 for sale elsewhere on the web:
Main features 58%
| Model | Arc 21 | ||
| Length | 21.50 ft (88%) | the closest to 21.75 ft | |
| Beam | 8.50 ft (27%) | the closest to 9.16 ft | |
| Draft | 2.42 ft | ||
| Country | United states (North America) | ||
| Estimated price | $ 0 | ?? |
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Ratios
| Sail area / displ. | 83.21 | ||
| Ballast / displ. | 0 % | ||
| Displ. / length | 18.74 | ||
| Comfort ratio | 1.68 | ||
| Capsize | 4.61 |
Hull
| Hull type | Catamaran twin daggerboard | ||
| Construction | Fiberglass | ||
| Waterline length | 21.20 ft | ||
| Maximum draft | 4.25 ft | ||
| Displacement | 400 lbs | ||
| Ballast | 0 lbs | ||
| Hull speed | 6.17 knots |
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Rigging
| Rigging | Frac. Sloop (Rotating Spar) | ||
| Sail area (100%) | 282 sq.ft | ||
| Air draft | 0 ft | ?? | |
| Sail area fore | 0 sq.ft | ?? | |
| Sail area main | 0 sq.ft | ?? | |
| I | 0 ft | ?? | |
| J | 0 ft | ?? | |
| P | 0 ft | ?? | |
| E | 0 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 | Aquarius Sail Inc. | ||
| Designer | Roberts/Haberman | ||
| First built | 2000 | ||
| Last built | 0 | ?? | |
| Number built | 0 | ?? |