CH-53 Sea Stallion vs SA321 Super Frelon
| American heavy-lift helicopter, noteworthy for its service in the Vietnam and Gulf Wars, principally deployed for transport duties. | |
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| Origin country | 🇺🇸 United States |
| Category | Military Helicopters |
| Manufacturer | Sikorsky |
| First flight | 14 October 1964 |
| Year introduced | 1966 |
| Number produced | 284 units |
| Average unit price | $40 million |
| French heavy transport helicopter, operational during the Cold War, prominently used by China, France, and Israel. | |
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| Origin country | 🇫🇷 France |
| Category | Military Helicopters |
| Manufacturer | Aérospatiale |
| First flight | 7 December 1962 |
| Year introduced | 1966 |
| Number produced | 110 units |
| Average unit price | $3.5 million |