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H-21 Shawnee vs H-34 Choctaw

H-21 Shawnee vs H-34 Choctaw at a glance — top speed 204 vs 196 km/h, range 426 vs 306 km, max takeoff weight 6,895 vs 6,033 kg, built 707 vs 2,340 units.

Piasecki H-21 Shawnee military helicopters side profile drawing
🇺🇸 H-21 Shawnee
Sikorsky H-34 Choctaw military helicopters side profile drawing
🇺🇸 H-34 Choctaw
Specifications
H-21 Shawnee H-34 Choctaw
Origin country 🇺🇸 United States 🇺🇸 United States
Category Military Helicopters Military Helicopters
Manufacturer Piasecki Sikorsky
First flight 11 April 1952 8 March 1954
Year introduced -- 1954
Number produced 707 units 2340 units
Average unit price -- --
Wing area 282.5 m² 228.8 m²
Wingspan 13.4 m 17.1 m
Height 4.8 m 4.4 m
Length 16.0 m 14.4 m
Maximum speed 204 km/h 196 km/h
Operational range 426 km 306 km
Service ceiling 2,880 m 3,658 m
Max. takeoff weight 6,895 kg 6,033 kg
Empty weight 4,060 kg 3,468 kg
Total thrust 1 x 1,063 kW 1 x 1,137 kW
Performance Radar Chart
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Frequently Asked Questions

Which is faster, the H-21 Shawnee or H-34 Choctaw?
The H-21 Shawnee is faster with a maximum speed of 204 km/h compared to the H-34 Choctaw's 196 km/h, a difference of 8 km/h.
Which has longer range, the H-21 Shawnee or H-34 Choctaw?
The H-21 Shawnee has a longer range at 426 km compared to the H-34 Choctaw's 306 km.
Which can fly higher, the H-21 Shawnee or H-34 Choctaw?
The H-34 Choctaw has a higher service ceiling at 3,658 meters (12,001 ft) compared to the H-21 Shawnee's 2,880 meters (9,448 ft).
Which is heavier, the H-21 Shawnee or H-34 Choctaw?
The H-21 Shawnee has a higher maximum takeoff weight at 6,895 kg compared to the H-34 Choctaw's 6,033 kg.
Which is larger, the H-21 Shawnee or H-34 Choctaw?
The H-21 Shawnee is longer at 16.0 meters compared to the H-34 Choctaw's 14.4 meters.
Which has been built in greater numbers, the H-21 Shawnee or H-34 Choctaw?
The H-34 Choctaw has been produced in greater numbers with 2,340 units compared to 707 units of the H-21 Shawnee.