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.

Haegeom-X

A modular surface-vessel concept unveiled in 2025 and associated with South Korea's future uncrewed naval work.

Country / region
South Korea
Programme status
Concept / announced
Sources reviewed
21 Sept 2026
Concept / announcedConcept / announced
Primary domain
Sea surface
System type
Uncrewed surface vessel
Developer / manufacturer
LIG Nex1
Origin / production countries
South Korea
Other names
Sea Sword-X; 해검-X
Variants / configurations
Not distinguished in reviewed sources
Operators / programme customers
Not identified in reviewed sources

Evidence & current status

Public programme evidence establishes the stated maturity only; unreported numerical data remain unknown.

Role & capabilities

  • Maritime surveillance
  • Modular mission equipment

Specifications in context

Configuration
Modular uncrewed surface-vessel concept

Published configuration baseline; not independently demonstrated at every loading and sea condition.

Source ↗
Hull / propulsion
Not established in the reviewed public sources.

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

Source ↗
Dimensions
Not established in the reviewed public sources.

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

Source ↗
Displacement / mass
Not established in the reviewed public sources.

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

Source ↗
Payload
Interchangeable mission equipment proposed

Published configuration baseline; not independently demonstrated at every loading and sea condition.

Source ↗
Endurance
Not established in the reviewed public sources.

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

Source ↗
Range
Not established in the reviewed public sources.

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

Source ↗
Speed
Not established in the reviewed public sources.

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

Source ↗
Sea state / environment
Not established in the reviewed public sources.

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

Source ↗
Sensors
Multifunction radar proposed

Published configuration baseline; not independently demonstrated at every loading and sea condition.

Source ↗
Communications / control
Satellite and airborne-relay control options proposed

Published configuration baseline; not independently demonstrated at every loading and sea condition.

Source ↗
Launch / deployment
Not established in the reviewed public sources.

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

Source ↗