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CH-47 Chinook vs H-21 Shawnee

CH-47 Chinook vs H-21 Shawnee at a glance — top speed 315 vs 204 km/h, range 740 vs 426 km, max takeoff weight 22,680 vs 6,895 kg, built 1,200 vs 707 units.

Boeing CH-47 Chinook military helicopters side profile drawing
🇺🇸 CH-47 Chinook
Piasecki H-21 Shawnee military helicopters side profile drawing
🇺🇸 H-21 Shawnee
Specifications
CH-47 Chinook H-21 Shawnee
Origin country 🇺🇸 United States 🇺🇸 United States
Category Military Helicopters Military Helicopters
Manufacturer Boeing Piasecki
First flight 21 September 1961 11 April 1952
Year introduced 1962 --
Number produced 1200 units 707 units
Average unit price $38 million --
Wing area -- m² 282.5 m²
Wingspan 18.3 m 13.4 m
Height 5.7 m 4.8 m
Length 30.1 m 16.0 m
Maximum speed 315 km/h 204 km/h
Operational range 740 km 426 km
Service ceiling 5,639 m 2,880 m
Max. takeoff weight 22,680 kg 6,895 kg
Empty weight 10,614 kg 4,060 kg
Total thrust 2 x 2,796 kW 1 x 1,063 kW
Performance Radar Chart
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Frequently Asked Questions

Which is faster, the CH-47 Chinook or H-21 Shawnee?
The CH-47 Chinook is faster with a maximum speed of 315 km/h compared to the H-21 Shawnee's 204 km/h, a difference of 111 km/h.
Which has longer range, the CH-47 Chinook or H-21 Shawnee?
The CH-47 Chinook has a longer range at 740 km compared to the H-21 Shawnee's 426 km.
Which can fly higher, the CH-47 Chinook or H-21 Shawnee?
The CH-47 Chinook has a higher service ceiling at 5,639 meters (18,500 ft) compared to the H-21 Shawnee's 2,880 meters (9,448 ft).
Which is heavier, the CH-47 Chinook or H-21 Shawnee?
The CH-47 Chinook has a higher maximum takeoff weight at 22,680 kg compared to the H-21 Shawnee's 6,895 kg.
Which is larger, the CH-47 Chinook or H-21 Shawnee?
The CH-47 Chinook is longer at 30.1 meters compared to the H-21 Shawnee's 16.0 meters.
Which has been built in greater numbers, the CH-47 Chinook or H-21 Shawnee?
The CH-47 Chinook has been produced in greater numbers with 1,200 units compared to 707 units of the H-21 Shawnee.