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H-21 Shawnee vs Mi-4 Hound

H-21 Shawnee vs Mi-4 Hound at a glance — top speed 204 vs 185 km/h, range 426 vs 500 km, max takeoff weight 6,895 vs 7,550 kg, built 707 vs 3,500 units.

Piasecki H-21 Shawnee military helicopters side profile drawing
🇺🇸 H-21 Shawnee
Mil Mi-4 Hound military helicopters side profile drawing
🇷🇺 Mi-4 Hound
Specifications
H-21 Shawnee Mi-4 Hound
Origin country 🇺🇸 United States 🇷🇺 Ex-USSR
Category Military Helicopters Military Helicopters
Manufacturer Piasecki Mil
First flight 11 April 1952 1 January 1952
Year introduced -- 1953
Number produced 707 units 3500 units
Average unit price -- --
Wing area 282.5 m² 346.4 m²
Wingspan 13.4 m 21.0 m
Height 4.8 m 4.4 m
Length 16.0 m 16.8 m
Maximum speed 204 km/h 185 km/h
Operational range 426 km 500 km
Service ceiling 2,880 m 5,500 m
Max. takeoff weight 6,895 kg 7,550 kg
Empty weight 4,060 kg 5,100 kg
Total thrust 1 x 1,063 kW 1 x 1,250 kW
Performance Radar Chart
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Frequently Asked Questions

Which is faster, the H-21 Shawnee or Mi-4 Hound?
The H-21 Shawnee is faster with a maximum speed of 204 km/h compared to the Mi-4 Hound's 185 km/h, a difference of 19 km/h.
Which has longer range, the H-21 Shawnee or Mi-4 Hound?
The Mi-4 Hound has a longer range at 500 km compared to the H-21 Shawnee's 426 km.
Which can fly higher, the H-21 Shawnee or Mi-4 Hound?
The Mi-4 Hound has a higher service ceiling at 5,500 meters (18,044 ft) compared to the H-21 Shawnee's 2,880 meters (9,448 ft).
Which is heavier, the H-21 Shawnee or Mi-4 Hound?
The Mi-4 Hound has a higher maximum takeoff weight at 7,550 kg compared to the H-21 Shawnee's 6,895 kg.
Which is larger, the H-21 Shawnee or Mi-4 Hound?
The Mi-4 Hound is longer at 16.8 meters compared to the H-21 Shawnee's 16.0 meters.
Which has been built in greater numbers, the H-21 Shawnee or Mi-4 Hound?
The Mi-4 Hound has been produced in greater numbers with 3,500 units compared to 707 units of the H-21 Shawnee.