The Cal 28 is a 28.0ft masthead sloop designed by C. W. Lapworth and built in fiberglass by Jensen Marine/Cal Boats between 1963 and 1969.
347 units have been built.
The Cal 28 is a moderate weight sailboat which is a reasonably good performer. It is stable / stiff and has a good righting capability if capsized. It is best suited as a coastal cruiser. The fuel capacity is originally very small. There is a very short water supply range.
Main features
| Model | Cal 28 | ||
| Length | 28 ft | ||
| Beam | 9 ft | ||
| Draft | 4.50 ft | ||
| Country | United states (North America) | ||
| Estimated price | $ 0 | ?? |
Ratios
| Sail area / displ. | 17.10 | ||
| Ballast / displ. | 36.67 % | ||
| Displ. / length | 235.16 | ||
| Comfort ratio | 20.57 | ||
| Capsize | 1.98 |
Hull
| Hull type | Monohull fin keel with spade rudder | ||
| Construction | Fiberglass | ||
| Waterline length | 22.50 ft | ||
| Maximum draft | 4.50 ft | ||
| Displacement | 6000 lbs | ||
| Ballast | 2200 lbs | ||
| Hull speed | 6.36 knots |
Rigging
| Rigging | Masthead Sloop | ||
| Sail area (100%) | 352 sq.ft | ||
| Air draft | 0 ft | ?? | |
| Sail area fore | 188.10 sq.ft | ||
| Sail area main | 163.80 sq.ft | ||
| I | 33 ft | ||
| J | 11.40 ft | ||
| P | 28 ft | ||
| E | 11.70 ft |
Engine
| Nb engines | 1 | ||
| Total power | 0 HP | ||
| Fuel capacity | 18 gals |
Accommodations
| Water capacity | 28 gals | ||
| Headroom | 0 ft | ||
| Nb of cabins | 0 | ||
| Nb of berths | 0 | ||
| Nb heads | 0 |
Builder data
| Builder | Jensen Marine/Cal Boats | ||
| Designer | C. W. Lapworth | ||
| First built | 1963 | ||
| Last built | 1969 | ||
| Number built | 347 |