VECTORDEFENCE DRONE
INTELLIGENCE
INDEPENDENT PERSPECTIVE
THE EVOLVING FIELD GUIDE
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DEFENCE DRONES / THE LIBRARY

Compare the evidence.

Choose up to three systems. Specifications retain their source and configuration; missing information is left undisclosed.

RQ-35 Heidrun

Danish portable reconnaissance aircraft with current and earlier supplier specifications retained as distinct baselines.

Country / region
Denmark
Programme status
Supplier-reported status
Sources reviewed
21 Sept 2026
Supplier-reported statusSupplier-reported status
Primary domain
Air
System type
Reconnaissance aircraft
Developer / manufacturer
Sky-Watch
Origin / production countries
Denmark
Other names
No additional names recorded
Variants / configurations
Not distinguished in reviewed sources
Operators / programme customers
Ukraine — supplier documented

Evidence & current status

Current and older manufacturer figures differ. The current table is labelled explicitly and not retroactively applied to older Ukrainian deliveries.

Role & capabilities

  • Reconnaissance

Specifications in context

Airframe
Not established in the reviewed public sources.

Public evidence gap. No estimate or neighbouring variant value has been substituted.

Source ↗
Launch / recovery
Hand launch / deep-stall recovery

Current supplier configuration.

Source ↗
Propulsion
Not established in the reviewed public sources.

Public evidence gap. No estimate or neighbouring variant value has been substituted.

Source ↗
Dimensions
Approximately 1.6 m wingspan

Current table.

Source ↗
Mass
3.35 kg maximum take-off weight

Current platform table; older sheet gives a different baseline.

Source ↗
Endurance
Up to 180 minutes

Current supplier claim; older brochure differs.

Source ↗
Range
Up to 50 km transmission reach

Datalink figure, not route length.

Source ↗
Speed
Not established in the reviewed public sources.

Public evidence gap. No estimate or neighbouring variant value has been substituted.

Source ↗
Altitude
Not established in the reviewed public sources.

Public evidence gap. No estimate or neighbouring variant value has been substituted.

Source ↗
Payload
Not established in the reviewed public sources.

Public evidence gap. No estimate or neighbouring variant value has been substituted.

Source ↗
Sensors
Not established in the reviewed public sources.

Public evidence gap. No estimate or neighbouring variant value has been substituted.

Source ↗
Communications / navigation
Not established in the reviewed public sources.

Public evidence gap. No estimate or neighbouring variant value has been substituted.

Source ↗