Comparison matrix
Two to four shows, side by side, on the numbers that decide a booth: delegations, attendance, floor space and what a credible stand costs. Rows marked estimate come from the research layer, not from an organiser price list.
| Attribute | SIA SubSTEC8 Conference 2026Remove SIA SubSTEC8 Conference 202621–23 Sept 2026 | Carpathian Drone Summit 2026Remove Carpathian Drone Summit 202629–30 Sept 2026 |
|---|---|---|
| Dates | 21–23 Sept 20263 days | 29–30 Sept 20262 days |
| Registration | — | 31 Aug 2026Closes in 4D |
| Location | Adelaide, AustraliaAdelaide Oval | Rzeszów, PolandZEN.COM Expo – Centrum Wystawienniczo-Kongresowe Województwa Podkarpackiego, Jasionka 953 |
| Format | Conferences & summitsAustralia & Oceania | Conferences & summitsEurope |
| Attendanceestimate | ~300 delegates (cross-section of industry, academia, and defence; international representation from UK, US, France and Australia reported at prior editions) | Not yet published (inaugural edition) |
| Exhibitorsestimate | ~15 named sponsors/partners confirmed for 2026 edition; no standalone exhibition floor — sponsor presence integrated into conference format | Not yet published (inaugural edition) |
| Delegationsestimate | Senior RAN officers confirmed (Commodore DG Submarines, Rear Admiral Chief Engineer); SA Minister for Defence and Space Industries; UK NAD Lethality Liaison Officer | Military and public-administration representatives confirmed; numbers not disclosed |
| Floor spaceestimate | Not applicable — conference-format event at Adelaide Oval function spaces; no dedicated exhibition floor reported | ZEN.COM Expo offers ~16,000 sqm of exhibition space; event allocation not specified |
| Budget tierestimate | Mid | Mid |
| Exhibitor costestimate | Sponsorship packages on request via execmgr@submarineinstitute.com; named tiers include Silver, Bronze, and event-specific (dinner, reception, lanyards, coffee van, session breaks) | On request; no published per-sqm or flat rate found |
| Visitor costestimate | ~AUD 1,700 full-price two-day pass (incl. GST); discounted rates for SIA members (~60% off), defence/small business, submariners/retired/students; media free with code | Not publicly disclosed; registration via carpathiandrone.pl (Gridaly platform) |
| Audience | PrimesSMEsStartupsInstitutions | SMEsStartupsInvestorsInstitutionsPrimes |
| Topics | MaritimeAutonomy & RoboticsAIUAS / DronesC2 / Battle Management | UAS / DronesC-UASDual-useAutonomy & RoboticsAI |
| Organiser | Submarine Institute of Australia | Marshal's Office of Podkarpackie Voivodeship (Urząd Marszałkowski Województwa Podkarpackiego) |
| Editionestimate | 8th SubSTEC edition (SubSTEC series launched 2011; held biennially, alternating with SIA Biennial Conference) | 1st edition (inaugural, 2026) |
| Patronageestimate | Conference Partner: Defence SA; Supporting Partner: Business Events Adelaide | Podkarpackie Voivodeship Marshal Władysław Ortyl; Drone Valley initiative cited by European Commission President Ursula von der Leyen |
| Why it matters | SubSTEC is Australia's only dedicated submarine science and engineering conference, making it the primary access point for suppliers seeking to engage the RAN submarine enterprise, Defence SA, and AUKUS programme decision-makers in a single venue. For SMEs and startups, the SME Spotlight sessions and tiered sponsorship tiers (Bronze upward) offer direct visibility to the naval and government officials who shape sovereign capability investment. With Australia committing to a multi-decade, multi-billion-dollar nuclear submarine transition, SubSTEC8 is the earliest opportunity to position technology and services ahead of major procurement cycles. | Podkarpackie is one of Central Europe's most established aerospace manufacturing bases, and this summit is the region's strategic move to pivot from aviation to drone/dual-use technology — directly relevant to defence suppliers and SMEs seeking to enter or expand in the UAS and dual-use market. The co-located Dual Use Challenge pitch finals offer startups direct access to VC funds, investors, and industrial primes on a single day. For defence-adjacent firms, the live airfield showcase at Stalowa Wola–Turbia — including counter-drone systems — provides rare hands-on demonstration access in a NATO-ally operational context. |
| Links | DossierOfficial site | DossierOfficial site |
Estimates are compiled from public organiser material and press coverage, and are indicative only. Confirm pricing with the organiser before committing budget. Research confidence: SIA SubSTEC8 Conference 2026 — medium; Carpathian Drone Summit 2026 — low.