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H-19 Chickasaw vs R-4

H-19 Chickasaw vs R-4 at a glance — top speed 163 vs 121 km/h, range 720 vs 210 km, max takeoff weight 3,402 vs 1,150 kg, built 1,728 vs 131 units.

Sikorsky H-19 Chickasaw military helicopters side profile drawing
Sikorsky R-4 military helicopters side profile drawing
🇺🇸 R-4
Specifications
H-19 Chickasaw R-4
Origin country 🇺🇸 United States 🇺🇸 United States
Category Military Helicopters Military Helicopters
Manufacturer Sikorsky Sikorsky
First flight 10 November 1949 13 January 1942
Year introduced 1950 1944
Number produced 1728 units 131 units
Average unit price -- $10K
Wing area 204.9 m² -- m²
Wingspan 16.0 m 11.6 m
Height 4.1 m 3.8 m
Length 12.9 m 10.8 m
Maximum speed 163 km/h 121 km/h
Operational range 720 km 210 km
Service ceiling 3,200 m 2,400 m
Max. takeoff weight 3,402 kg 1,150 kg
Empty weight 2,175 kg 950 kg
Total thrust 1 x 450 kW --
Performance Radar Chart
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Frequently Asked Questions

Which is faster, the H-19 Chickasaw or R-4?
The H-19 Chickasaw is faster with a maximum speed of 163 km/h compared to the R-4's 121 km/h, a difference of 42 km/h.
Which has longer range, the H-19 Chickasaw or R-4?
The H-19 Chickasaw has a longer range at 720 km compared to the R-4's 210 km.
Which can fly higher, the H-19 Chickasaw or R-4?
The H-19 Chickasaw has a higher service ceiling at 3,200 meters (10,498 ft) compared to the R-4's 2,400 meters (7,874 ft).
Which is heavier, the H-19 Chickasaw or R-4?
The H-19 Chickasaw has a higher maximum takeoff weight at 3,402 kg compared to the R-4's 1,150 kg.
Which is larger, the H-19 Chickasaw or R-4?
The H-19 Chickasaw is longer at 12.8 meters compared to the R-4's 10.8 meters.
Which entered service first, the H-19 Chickasaw or R-4?
The R-4 entered service first in 1944, 6 years before the H-19 Chickasaw which entered service in 1950.
Which has been built in greater numbers, the H-19 Chickasaw or R-4?
The H-19 Chickasaw has been produced in greater numbers with 1,728 units compared to 131 units of the R-4.