CH-53 Sea Stallion vs AW101
| 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 Helicopter |
| Manufacturer | Sikorsky |
| First flight | 14 October 1964 |
| Year of introduction | 1966 |
| Number produced | 284 units |
| Average unit price | $40 million |
| British-Italian medium-lift helicopter, notable for search and rescue, anti-submarine warfare, and troop transport operations globally since the early 2000s. | |
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| Origin country | 🇬🇧 United Kingdom 🇮🇹 Italy |
| Category | Military Helicopter |
| Manufacturer | AgustaWestland |
| First flight | 19 October 1964 |
| Year of introduction | 1999 |
| Number produced | 137 units |
| Average unit price | $70 million |
| Wingspan | 24.1 m |
| Height | 8.5 m ◉ |
| Length | 30.2 m ◉ |
| Maximum speed | 315 km/h ◉ |
| Operational range | 2,075 km |
| Service ceiling | 5,639 m ◉ |
| Max. takeoff weight | 33,300 kg ◉ |
| Empty weight | 15,071 kg ◉ |
| Total thrust | 3 x 3,270 kW ◉ |
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| Wingspan | -- m |
| Height | 6.6 m ◉ |
| Length | 20.4 m ◉ |
| Maximum speed | 241 km/h ◉ |
| Operational range | -- km |
| Service ceiling | 2,600 m ◉ |
| Max. takeoff weight | 12,900 kg ◉ |
| Empty weight | 6,850 kg ◉ |
| Total thrust | 3 x 1,044 kW ◉ |
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