Hermes 450
Reusable tactical aircraft for persistent surveillance, with multiple sensor configurations and a long international service history.
- Country / region
- Israel
- Programme status
- In service / use documented
- Sources reviewed
- 20 Sept 2026
- Primary domain
- Air
- System type
- Multirole aircraft
- Developer / manufacturer
- Elbit Systems
- Origin / production countries
- Israel
- Other names
- H-450
- Variants / configurations
- Hermes 450: configurations differ by operator; Watchkeeper: related UK derivative, separate programme
- Operators / programme customers
- Israel — manufacturer identifies IDF operation; Singapore — documented 2015 operator configuration
Evidence & current status
In-service history is documented by an operator. Numerical figures here describe Singapore’s 2015 aircraft; they are not presented as a universal current configuration.
Role & capabilities
- Multirole aircraft
Specifications in context
- Airframe
- Reusable fixed-wing tactical aircraft
Manufacturer-published figure; configuration and conditions may affect performance.
Source ↗ - Launch / recovery
- Not established from the reviewed public sources.
Public data gap; no estimate or neighbouring variant value substituted.
Source ↗ - Propulsion
- Single Wankel R802 engine
Singapore 2015 configuration.
Source ↗ - Dimensions
- Length 6.1 m; wingspan 10.5 m
Singapore 2015 configuration.
Source ↗ - Mass
- Gross weight 450 kg
Operator-listed gross weight; not a universal family MTOW.
Source ↗ - Endurance
- >14 hours
Singapore 2015 configuration.
Source ↗ - Range
- 100 km maximum
Operator fact sheet; range definition not expanded.
Source ↗ - Speed
- 70 kt cruise
Singapore 2015 configuration.
Source ↗ - Altitude
- Not established from the reviewed public sources.
Public data gap; no estimate or neighbouring variant value substituted.
Source ↗ - Payload
- Not established from the reviewed public sources.
Public data gap; no estimate or neighbouring variant value substituted.
Source ↗ - Sensors
- EO/IR; radar and electronic intelligence payload options
Manufacturer-published figure; configuration and conditions may affect performance.
Source ↗ - Communications / navigation
- Ground-control-system operation and imagery datalink
Manufacturer-published figure; configuration and conditions may affect performance.
Source ↗