de Havilland Comet vs Lockheed Super Constellation
Top speed, range, size and history side by side. Each was built for its own job, so this shows how they differ, not which is better.
The de Havilland Comet is faster: 740 km/h against 530 km/h for the Lockheed Super Constellation. The Lockheed Super Constellation flies further: 8,700 km against 2,400 km for the de Havilland Comet. The Lockheed Super Constellation has the wider wingspan: 37.5 m against 35 m for the de Havilland Comet. The Lockheed Super Constellation is heavier at takeoff: 62 tonnes against 48 tonnes for the de Havilland Comet. The de Havilland Comet first flew in 1949, 1 year before the Lockheed Super Constellation (1950).
| de Havilland Comet | Lockheed Super Constellation |
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| Top speed | 740 km/h (460 mph) | 530 km/h (329 mph) |
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| Range | 2,400 km (1,491 miles) | 8,700 km (5,406 miles) |
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| Length | 28.6 m (94 ft) | 35.4 m (116 ft) |
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| Wingspan | 35 m (115 ft) | 37.5 m (123 ft) |
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| Max takeoff weight | 48 t (104,939 lb) | 62 t (136,685 lb) |
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| First flight | 1949 | 1950 |
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| Crew and capacity | 36 to 44 passengers | Up to 95 passengers |
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| Engines | 4 × Ghost turbojet, buried in the wings | 4 × Wright R-3350 radial |
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| Built by | de Havilland | Lockheed |
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| Country | UK | USA |
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