UAV · UCAV / loyal-wingman concept
Grom (Kronshtadt)
Kronshtadt Group · Russia
The Kronshtadt Grom ('Thunder') is a Russian jet-powered unmanned combat aerial vehicle concept unveiled at ARMY-2020, intended to operate as an attack drone and 'loyal wingman' escorting Su-35/Su-57 fighters. As of public reporting it remained a development/mockup-stage program.
| Country | Russia |
|---|---|
| Subcategory | Fixed-wing |
| Subtype | UCAV / loyal-wingman concept |
| Role | Strike / loyal wingman |
| Russian-made | true |
| Class | Group 5 (UCAV) |
| Classification | UCAV (loyal wingman) |
| Mission | Strike, Air-to-ground, Escort / loyal wingman |
| Datalink | Data link (planned) |
| MTOW (kg) | 7000 |
| Operators | Russia (development) |
| Frame type | Fixed-wing |
| Length (m) | 13.8 |
| Propulsion | Single turbofan jet engine |
| Range (km) | 700 |
| Wingspan (m) | 10 |
| Combat-proven | No |
| Export status | Not in service |
| Launch method | Runway (conventional takeoff) |
| Autonomy level | Autonomous/teamed (intended) |
| Recovery method | Runway landing |
| Max payload (kg) | 2000 |
| Max speed (km/h) | 1000 |
| Standard sensors | Targeting sensors (planned) |
| Production status | Concept / development (mockup stage) |
| Combat radius (km) | 700 |
| Service ceiling (m) | 12000 |
| Airframe / lift type | Fixed-wing |
| Control / autonomy level | Swarm / cooperative |
| Domain | Aerial (UAV/UAS) |
| Mission / use case – military | Armed UCAV |
| Origin / supply chain | Military-grade |
| Propulsion | Turbine / jet |
| Range / endurance | Long range (>650 km) |
| Signature / detectability | RCS – large, RF-emitting |
| Speed regime | High-speed / jet (>400 km/h) |
| Strike depth / operational role | Deep strike (150–3,000+ km, strategic: refineries, airfields, depots, industry) |
| Weight / class | Class III – Strike / Combat (>600 kg), FAA >25 kg (Part 137 / waiver) |
Review-stage catalogue data — specs corroborated from manufacturer and secondary sources; not for procurement decisions. Source: kronshtadt.ru/en