Graphic: America's Cup class boat

Typical dimensions:

Length (overall): 25m (82ft)

Length (waterline): 18m (60ft)

Beam: 4m (13ft)

Draft: 4m (13ft)

Displacement: 25,000kg (55,000 pounds)

Ballast: 20,000kg (44,000 pounds)

Sail area: 349.97 sq m (3767 sq ft)

Crew: 16 sailors plus one observer ("17th man")

Picture gallery: the racing fleet

America's Cup Class rule

(51 pages)