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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.

StormRider 550 / 850

A Polish modular surface-vessel family, with the smaller 550 unveiled in September 2026.

Country / region
Poland
Programme status
Development / trials
Sources reviewed
21 Sept 2026
Development / trialsDevelopment / trials
Primary domain
Sea surface
System type
Uncrewed surface vessel
Developer / manufacturer
WB Group / RADMOR
Origin / production countries
Poland
Other names
STORMRIDER; StormRider 550; StormRider 850
Variants / configurations
StormRider 850 — naval demonstration reported; StormRider 550 — September 2026 debut
Operators / programme customers
Polish Navy cooperation in a reported 850 demonstration; procurement not established

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 550 and 850 surface-vessel family

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
StormRider 550: 5.5 m length

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

Source
Displacement / mass
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
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
StormRider 850: navigation radar, sonar, echo sounder and electro-optical turret

Advertised larger-model fit; not automatically the 550 sensor package.

Source
Communications / control
Not established in the reviewed public sources.

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

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

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

Source