This research systematically provides an insight into the impact of SAP’s ERP system, investigating the impact of SAP ERP implementation on the efficiency and accuracy of financial processes. We will go through the positive and negative impacts of SAP implementation on the efficiency of financial reporting and accounting information systems. Using PRISMA methodology, which includes 50 journals reviewed, this journal identifies SAP’s strength in improving operational efficiency, enhanced ability of decision-making, and scalability of SAP, emphasizing the potential transformation that SAP ERP brings to financial and accounting information systems, ultimately leading to reduced costs, improvement in operational performance, and strategic advantages. On the other hand, this journal also acknowledged some particular challenges in SAP implementation, such as high implementation cost, integration complexity, and usability issues, which may hinder companies, particularly smaller businesses. The results of this journal highlight the impacts of SAP implementation to the efficiency of financial reporting and accounting information systems, giving consideration to companies that are planning to implement SAP.