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Ka-25 Hormone vs Ka-31

Ka-25 Hormone vs Ka-31 at a glance — top speed 220 vs 250 km/h, range 400 vs 600 km, max takeoff weight 7,500 vs 12,500 kg, built 460 vs 28 units.

Kamov Ka-25 Hormone military helicopters side profile drawing
🇷🇺 Ka-25 Hormone
Kamov Ka-31 military helicopters side profile drawing
🇷🇺 Ka-31
Specifications
Ka-25 Hormone Ka-31
Origin country 🇷🇺 Ex-USSR 🇷🇺 Ex-USSR
Category Military Helicopters Military Helicopters
Manufacturer Kamov Kamov
First flight 26 April 1961 1 January 1987
Year introduced 1968 1995
Number produced 460 units 28 units
Average unit price $6 million --
Wing area -- m² 397.2 m²
Wingspan 15.7 m 15.9 m
Height 5.4 m 5.6 m
Length 9.8 m 12.5 m
Maximum speed 220 km/h 250 km/h
Operational range 400 km 600 km
Service ceiling 3,350 m -- m
Max. takeoff weight 7,500 kg 12,500 kg
Empty weight 4,765 kg -- kg
Total thrust 2 x 671 kW 2 x 1,864 kW
Performance Radar Chart
Change comparison vs

Frequently Asked Questions

Which is faster, the Ka-25 Hormone or Ka-31?
The Ka-31 is faster with a maximum speed of 250 km/h compared to the Ka-25 Hormone's 220 km/h, a difference of 30 km/h.
Which has longer range, the Ka-25 Hormone or Ka-31?
The Ka-31 has a longer range at 600 km compared to the Ka-25 Hormone's 400 km.
Which can fly higher, the Ka-25 Hormone or Ka-31?
The Ka-25 Hormone has a higher service ceiling at 3,350 meters (10,990 ft) compared to the Ka-31's 0 meters (0 ft).
Which is heavier, the Ka-25 Hormone or Ka-31?
The Ka-31 has a higher maximum takeoff weight at 12,500 kg compared to the Ka-25 Hormone's 7,500 kg.
Which is larger, the Ka-25 Hormone or Ka-31?
The Ka-31 is longer at 12.5 meters compared to the Ka-25 Hormone's 9.8 meters.
Which entered service first, the Ka-25 Hormone or Ka-31?
The Ka-25 Hormone entered service first in 1968, 27 years before the Ka-31 which entered service in 1995.
Which has been built in greater numbers, the Ka-25 Hormone or Ka-31?
The Ka-25 Hormone has been produced in greater numbers with 460 units compared to 28 units of the Ka-31.