Opensignal’s latest Global Network Excellence Index reveals South Korea’s continued dominance in mobile network performance, securing the top spot globally and within the East Asia and Pacific region. The index, updated with Q1 2026 data, evaluates mobile networks based on Time on 4G/5G, Excellent Consistent Quality, and Download Speed. Singapore, however, has slipped to 4th place in the regional rankings, down from 3rd in the previous quarter.
The index serves as a crucial tool for assessing mobile network readiness to meet future digital demands. It provides insights into infrastructure capabilities, user experience, and future-proofing of digital services. South Korea’s leading position is attributed to its top performance across all metrics, highlighting its robust network infrastructure and readiness for future growth.
As digital demands continue to rise, the index highlights the need for countries to enhance their mobile networks to ensure seamless digital experiences. The insights provided by Opensignal’s index are essential for understanding which markets are best equipped to handle the increasing connectivity needs of the future.



