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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 ↗