Lockheed XFV vs Boeing Vertol YUH-61
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 Lockheed XFV is faster: 933 km/h against 286 km/h for the Boeing Vertol YUH-61. The Lockheed XFV flies further: 800 km against 593 km for the Boeing Vertol YUH-61. The Boeing Vertol YUH-61 has the wider wingspan: 14.9 m against 8.4 m for the Lockheed XFV. The Boeing Vertol YUH-61 is heavier at takeoff: 8.03 tonnes against 7.35 tonnes for the Lockheed XFV. The Lockheed XFV first flew in 1954, 20 years before the Boeing Vertol YUH-61 (1974).
| Lockheed XFV | Boeing Vertol YUH-61 |
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| Top speed | 933 km/h (580 mph) | 286 km/h (178 mph) |
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| Range | 800 km (497 miles) | 593 km (368 miles) |
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| Length | 11.2 m (37 ft) | 15.5 m (51 ft) |
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| Wingspan | 8.4 m (27 ft) | 14.9 m (49 ft) |
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| Max takeoff weight | 7.35 t (16,204 lb) | 8.03 t (17,703 lb) |
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| First flight | 1954 | 1974 |
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| Crew and capacity | 1 pilot | 3 crew, 11 troops |
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| Engines | 1 × Allison XT40 turboprop with two propellers spinning opposite ways | 2 × General Electric T700 turboshaft |
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| Built by | Lockheed | Boeing Vertol |
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| Country | USA | USA |
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