Mi-4 Hound vs R-4
Mi-4 Hound vs R-4 at a glance — top speed 185 vs 121 km/h, range 500 vs 210 km, max takeoff weight 7,550 vs 1,150 kg, built 3,500 vs 131 units.
Specifications
|
Mi-4 Hound |
R-4 |
| Origin country |
🇷🇺 Ex-USSR |
🇺🇸 United States |
| Category |
Military Helicopters |
Military Helicopters |
| Manufacturer |
Mil |
Sikorsky |
| First flight |
1 January 1952 |
13 January 1942 |
| Year introduced |
1953 |
1944 |
| Number produced |
3500 units |
131 units |
| Average unit price |
-- |
$10K |
| Wing area |
346.4 m² |
-- m² |
| Wingspan |
21.0 m |
11.6 m |
| Height |
4.4 m |
3.8 m |
| Length |
16.8 m |
10.8 m |
| Maximum speed |
185 km/h |
121 km/h |
| Operational range |
500 km |
210 km |
| Service ceiling |
5,500 m |
2,400 m |
| Max. takeoff weight |
7,550 kg |
1,150 kg |
| Empty weight |
5,100 kg |
950 kg |
| Total thrust |
1 x 1,250 kW
|
--
|
Detailed Comparison
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Which is faster, the Mi-4 Hound or R-4?
The Mi-4 Hound 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-4 Hound or R-4?
The Mi-4 Hound has a longer range at 500 km compared to the R-4's 210 km.
Which can fly higher, the Mi-4 Hound or R-4?
The Mi-4 Hound has a higher service ceiling at 5,500 meters (18,044 ft) compared to the R-4's 2,400 meters (7,874 ft).
Which is heavier, the Mi-4 Hound or R-4?
The Mi-4 Hound has a higher maximum takeoff weight at 7,550 kg compared to the R-4's 1,150 kg.
Which is larger, the Mi-4 Hound or R-4?
The Mi-4 Hound is longer at 16.8 meters compared to the R-4's 10.8 meters.
Which entered service first, the Mi-4 Hound or R-4?
The R-4 entered service first in 1944, 9 years before the Mi-4 Hound which entered service in 1953.
Which has been built in greater numbers, the Mi-4 Hound or R-4?
The Mi-4 Hound has been produced in greater numbers with 3,500 units compared to 131 units of the R-4.
