| HMS Eagle | 
| Class overview | 
|---|
| Name | Audacious class | 
| Operators | Royal Navy | 
| Preceded by | Implacable class | 
| Succeeded by |  | 
| Planned | 4 | 
| Completed | 2 | 
| Cancelled | 2 | 
| Retired | 2 | 
| General characteristics | 
|---|
| Type | Aircraft carrier | 
| Displacement | 36,800 tons (as built) | 
| Length | 804 ft (245 m) | 
| Beam | 
Ark Royal112 ft (34 m) (as built)Eagle135 ft (41 m) | 
| Draught | 33 ft (10 m) | 
| Propulsion | 
8 Admiralty 3-drum boilers in 4 boiler rooms4 sets of Parsons geared turbines, 4 shaftsPower: 152,000 shp (113,000 kW) | 
| Speed | 
Eagle32 knots (59 km/h; 37 mph)Ark Royal31.5 knots (58.3 km/h; 36.2 mph) | 
| Range | 
 Eagle7,000 nmi (13,000 km; 8,100 mi) at 18 kn (33 km/h; 21 mph)Ark Royal7,000 nmi (13,000 km; 8,100 mi) at 14 kn (26 km/h; 16 mph)5,000 nmi (9,300 km; 5,800 mi) at 24 kn (44 km/h; 28 mph) | 
| Armament | 
Eagle (As built:)Post-1964 re-fit:Ark Royal (As built:)1969 refit:  none | 
| Armour | 
EagleWaterline belt: 4 in (100 mm)Armoured flight deck: 1–4 in (25–102 mm)Hangar side: 1 in (25 mm)Hangar deck: 1 in (25 mm) | 
| Aircraft carried | 
Eagle (As built:)60Post-1964: 45Ark Royal (As built:)5038 after 1967–1970 refit | 
The Audacious-class aircraft carriers were a class of aircraft carriers proposed by the British government in the 1930s – 1940s and completed after the Second World War. The two ships built were heavily modified and diverged over their service lives.  They were in operation from 1951 until 1979.