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Siemens Healthineers SAP HANA ERP Migration Case Study

Siemens consolidated 53 SAP ERP systems onto SAP HANA, cutting reporting times from minutes to seconds and reducing database size by 24%.

Published
June 4, 2026
Read time
3 min read
Source
SAP

Siemens migrated its global ERP landscape of 53 systems serving 160,000 users to the latest SAP ERP release on SAP HANA. The 18-month rollout delivered real-time reporting, 60% productivity gains, lower hardware costs, and a platform ready for S/4HANA and digital innovation. Governance, reference architecture, and standardized migration steps enabled rapid, repeatable execution across divisions.

Key takeaways

53 SAP ERP systems migrated to SAP HANA in 18 months using a standardized reference architecture

Material movement reports reduced from 15 minutes to 10 seconds; project overhead calculations from 90 minutes to 3 minutes

Database size reduced 24%; hardware and data-center costs lowered through landscape simplification

60% productivity increase and improved business continuity via built-in SAP HANA data replication

Foundation established for S/4HANA, SAP Fiori UX, and combined transactional-analytical workloads

Market overview

SCR methodology note

Vendor landscape

Leaders

Implementation considerations

Important consideration