Aircrafts comparison
| CH-47 Chinook | CH-53 Sea Stallion | |
|---|---|---|
| Manufacturer | Boeing | Sikorsky |
| Category | Helicopter | Helicopter |
| Origin country | 🇺🇸 United States | 🇺🇸 United States |
| First flight | 21 September 1961 | 14 October 1964 |
| Year of introduction | 1962 | 1966 |
| Number produced | 1200 units | 284 units |
| Average unit price | $38 million | $40 million |
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| CH-47 Chinook | CH-53 Sea Stallion | |
|---|---|---|
| Crew | 2 pilots + 2 ou 3 | 2 pilots + 1 mechanic |
| Operational range | 420 km (261 mi) | 2075 km (1289 mi) |
| Maximum speed | 315 km/h (196 mph) | 315 km/h (196 mph) |
| Wingspan | 18.3 m (60.0 ft) | 24.08 m (79.0 ft) |
| Height | 5.7 m (18.7 ft) | 8.46 m (27.8 ft) |
| Length | 30.1 m (98.8 ft) | 30.2 m (99.1 ft) |
| Service ceiling | 5639 m (18501 ft) | 5639 m (18501 ft) |
| Max. takeoff weight | 22680 kg (50001 lbs) | 33300 kg (73414 lbs) |
| Empty weight | 10614 kg (23400 lbs) | 15071 kg (33226 lbs) |
| Powerplant | 2 × turbines Lycoming T55-GA-712 delivering 2796 kW | 3 × turbines General Electric T64-GE-416 delivering 3270 kW |
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