Mi-1 Hare vs R-4

Soviet light utility helicopter, extensively used for civilian and military operations during the mid-20th century.
Picture of Mi-1 Hare
Origin country 🇨🇳 Ex-USSR
Category Military Helicopters
Manufacturer Mil
First flight 20 September 1948
Year introduced 1950
Number produced 2594 units
Average unit price $0.1 million

R-4

American helicopter from the 1940s, first to be produced in quantity, used primarily in World War II for rescue operations.
Picture of R-4
Origin country 🇺🇸 United States
Category Military Helicopters
Manufacturer Sikorsky
First flight 13 January 1942
Year introduced 1944
Number produced 131 units
Average unit price $0.0 million
Wingspan 14.4 m â—‰
Height 3.3 m â—‰
Length 12.1 m â—‰
Maximum speed 185 km/h â—‰
Operational range 430 km â—‰
Service ceiling 3,500 m â—‰
Max. takeoff weight 2,330 kg â—‰
Empty weight 1,700 kg â—‰
Total thrust 1 x 423 kW â—‰

R-4

Wingspan 11.6 m â—‰
Height 3.8 m â—‰
Length 10.8 m â—‰
Maximum speed 121 km/h â—‰
Operational range 210 km â—‰
Service ceiling 2,400 m â—‰
Max. takeoff weight 1,150 kg â—‰
Empty weight 950 kg â—‰
Total thrust 0 â—‰

Performance Radar Chart

Frequently Asked Questions

Which is faster, the Mi-1 Hare or R-4?
The Mi-1 Hare is faster with a maximum speed of 185 km/h compared to the R-4's 121 km/h, a difference of 64 km/h.
Which has longer range, the Mi-1 Hare or R-4?
The Mi-1 Hare has a longer range at 430 km compared to the R-4's 210 km.
Which can fly higher, the Mi-1 Hare or R-4?
The Mi-1 Hare has a higher service ceiling at 3,500 meters (11,482 ft) compared to the R-4's 2,400 meters (7,874 ft).
Which is heavier, the Mi-1 Hare or R-4?
The Mi-1 Hare has a higher maximum takeoff weight at 2,330 kg compared to the R-4's 1,150 kg.
Which is larger, the Mi-1 Hare or R-4?
The Mi-1 Hare is longer at 12.1 meters compared to the R-4's 10.8 meters.
Which is more expensive, the Mi-1 Hare or R-4?
The Mi-1 Hare is more expensive at approximately $0.1 million per unit compared to the R-4 at $0.0 million.
Which entered service first, the Mi-1 Hare or R-4?
The R-4 entered service first in 1944, 6 years before the Mi-1 Hare which entered service in 1950.
Which has been built in greater numbers, the Mi-1 Hare or R-4?
The Mi-1 Hare has been produced in greater numbers with 2,594 units compared to 131 units of the R-4.