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SIRI industry 4.0 and the RAMI 4.0 framework are two complementary but different tools for Industry 4.0 planning. This article compares both: what each measures, how they map to ISO standards (ISO 22400, ISO/IEC 62443, ISO 62264), practical use-cases from OEMs, a maturity comparison table, and a step-by-step recommendation so plant leaders can choose the right approach and convert assessment results into funded projects.

An Industry 4.0 audit measures digital readiness using SIRI and RAMI 4.0. Get a practical 0–5 maturity model, step-by-step checklist, and prioritized roadmap to drive ROI, improve OEE, and reduce manufacturing downtime.