After making a detailed comparison of the strategic decisions of the two giants of the electronic industry Sony and Samsung regarding technology, marketing, organizational structure and globalization, Chang Si Jin came to the conclusion that the difference in the effectiveness of Sony and Samsung is explained not only by their strategies. Organizational processes and leadership style at the senior management level also played a significant role. The author explores all these aspects in detail and, conducting this analysis, along the way offers the reader interesting information about the approaches of each company to global expansion and the main reasons for their successes and failures.