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Measured figures
R-MAX · Length
Single source3.63 m (11 ft 11 in)[source]
R-MAX · Width
Single source0.72 m (2 ft 4 in)[source]
R-MAX · Main rotor diameter
Single source3.115 m (10 ft 3 in)[source]
R-MAX · Height
Single source1.08 m (3 ft 7 in)[source]
R-MAX · Endurance
Single source1 hour[source]
R-MAX · Maximum payload
Single source28–31 kg (62–68 lb)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
Configuration
| Specification | DeViRo Leleka-100 | Yamaha R-MAX |
|---|---|---|
| Type | Reconnaissance UAV[source] | Unmanned aerial vehicle[source] |
| National origin | Ukraine[source] | Japan[source] |
| Manufacturer | DeViRo[source] | Yamaha Motor Company[source] |
| Primary user | Armed Forces of Ukraine[source] | — |
| Introduction date | 2015[source] | — |
| Alternative designation | Leleka-100[source] | — |
| Developed from | — | Yamaha R-50[source] |
| Powerplant | — | 1 × water-cooled 2-cylinder 2-stroke, 0.246 L (15.01 cu in)[source] |
| Control system | — | Yamaha Attitude Control System (YACS)[source] |