206 JetRanger vs R-4

American light helicopter, well known for civilian, military, emergency medical services, and offshore oil support roles since the 1960s.
Picture of 206 JetRanger
Origin country πŸ‡ΊπŸ‡Έ United States
Category Military Helicopter
Manufacturer Bell
First flight 10 January 1966
Year of introduction 1967
Number produced 7300 units
Average unit price $1.3 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 πŸ‡ΊπŸ‡Έ United States
Category Military Helicopter
Manufacturer Sikorsky
First flight 13 January 1942
Year of introduction 1944
Number produced 131 units
Average unit price $0.0 million
Wingspan -- m
Height 3.9 m β—‰
Length 12.9 m β—‰
Maximum speed 240 km/h β—‰
Operational range -- km
Service ceiling 4,572 m β—‰
Max. takeoff weight 2,495 kg β—‰
Empty weight 1,737 kg β—‰
Total thrust 1 x 485 kW β—‰
3-view profile of 206 JetRanger

R-4

Wingspan 11.6 m
Height 3.8 m β—‰
Length 10.8 m β—‰
Maximum speed 121 km/h β—‰
Operational range 370 km
Service ceiling 2,400 m β—‰
Max. takeoff weight 1,150 kg β—‰
Empty weight 950 kg β—‰
Total thrust None x None None β—‰

Performance Radar Chart