Specifications (Comet 4)
Comet 1 3-view in silhouette (note differences in Comet 4 insert, reproduced in same scale), credit: USAF Recognition Manual 355-10Data from Jane's All The World's Aircraft 1965–66[134]
General characteristics
Crew: 4 (2 pilots, flight engineer and radio operator/navigator)
Capacity: 56–81 passengers[135] 119 passengers could be accommodated in a special "charter seating" package in the later 4C series[15]
Length: 111 ft 6 in (33.99 m)
Wingspan: 114 ft 10 in (35.00 m)
Height: 29 ft 6 in (8.99 m)
Wing area: 2,121 sq ft (197 m²)
Airfoil: NACA 63A116 mod root, NACA 63A112 mod tip[136]
Empty weight: 75,400 lb (34,200 kg)
Max takeoff weight: 162,000 lb (73,500 kg)
Powerplant: 4 × Rolls-Royce Avon Mk 524 turbojets, 10,500 lbf (46.8 kN) each
Performance
Maximum speed: 526 mph (457 knots, 846 km/h)
Range: 3,225 mi (2,800 nmi, 5,190 km) (with 16,800 lb (7,620 kg) payload)
Service ceiling: 42,000 ft[137] (12,800 m)
