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Mi-4 Hound vs Westland Whirlwind

Mi-4 Hound vs Westland Whirlwind at a glance — top speed 185 vs 175 km/h, range 500 vs 538 km, max takeoff weight 7,550 vs 3,538 kg, built 3,500 vs 364 units.

Mil Mi-4 Hound military helicopters side profile drawing
🇷🇺 Mi-4 Hound
Westland Whirlwind military helicopters side profile drawing
🇬🇧 Westland Whirlwind
Specifications
Mi-4 Hound Westland Whirlwind
Origin country 🇷🇺 Ex-USSR 🇬🇧 United Kingdom
Category Military Helicopters Military Helicopters
Manufacturer Mil Westland
First flight 1 January 1952 --
Year introduced 1953 1954
Number produced 3500 units 364 units
Average unit price -- --
Wing area 346.4 m² 204.9 m²
Wingspan 21.0 m 16.2 m
Height 4.4 m 4.8 m
Length 16.8 m 12.7 m
Maximum speed 185 km/h 175 km/h
Operational range 500 km 538 km
Service ceiling 5,500 m 3,962 m
Max. takeoff weight 7,550 kg 3,538 kg
Empty weight 5,100 kg 2,718 kg
Total thrust 1 x 1,250 kW 1 x 560 kW
Performance Radar Chart
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Frequently Asked Questions

Which is faster, the Mi-4 Hound or Westland Whirlwind?
The Mi-4 Hound is faster with a maximum speed of 185 km/h compared to the Westland Whirlwind's 175 km/h, a difference of 10 km/h.
Which has longer range, the Mi-4 Hound or Westland Whirlwind?
The Westland Whirlwind has a longer range at 538 km compared to the Mi-4 Hound's 500 km.
Which can fly higher, the Mi-4 Hound or Westland Whirlwind?
The Mi-4 Hound has a higher service ceiling at 5,500 meters (18,044 ft) compared to the Westland Whirlwind's 3,962 meters (12,998 ft).
Which is heavier, the Mi-4 Hound or Westland Whirlwind?
The Mi-4 Hound has a higher maximum takeoff weight at 7,550 kg compared to the Westland Whirlwind's 3,538 kg.
Which is larger, the Mi-4 Hound or Westland Whirlwind?
The Mi-4 Hound is longer at 16.8 meters compared to the Westland Whirlwind's 12.7 meters.
Which entered service first, the Mi-4 Hound or Westland Whirlwind?
The Mi-4 Hound entered service first in 1953, 1 years before the Westland Whirlwind which entered service in 1954.
Which has been built in greater numbers, the Mi-4 Hound or Westland Whirlwind?
The Mi-4 Hound has been produced in greater numbers with 3,500 units compared to 364 units of the Westland Whirlwind.