Guide: How to select the right path to S/4HANA for your business

27 March 2026 |

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This guide offers a structured and neutral view of S/4HANA migration, helping you evaluate your options with confidence:

  • Understanding the S/4HANA migration landscape
  • The three core migration approaches explained clearly
  • A deep dive into selective data transition (SDT) and its variants: : Lean SDDT, Hybrid SDT, and Full SDT
  • Comparison of benefits and drawbacks of each approach
  • How Data Volume Management fitS into each migration approach
  • Managing Legacy Data After Migration
  • Best practices for planning a successful migration

One of the most underestimated aspects of S/4HANA transformation is legacy system management. Keeping legacy systems running after migration creates ongoing cost, security, and compliance risks. This guide explores how to:

  • Retire legacy SAP and non-SAP systems
  • Preserve secure access to historical data for audit and compliance
  • Avoid unnecessary infrastructure and licensing costs
  • Ensure your historical data remains usable for future analytics and AI

This resource is designed for:

  • CIOs and IT Directors leading S/4HANA programmes
  • SAP Architects, SAP Managers and Programme Managers
  • SAP CoE and S/4HANA Transformation teams