South Korea

2021/08 Audit Report

We have tested the mobile networks in South Korea with regards to 5G mobile network performance.
Smartphone data performance was measured based on extensive drivetests from 22.07.2021 - 04.08.2021.

Key Findings: Seoul

  • In Seoul, LG U+ achieves the highest umlaut score.

  • LG U+ has the highest average download speed in Seoul.

  • LG U+ provides the highest 5G availability in Seoul.

  • KT achieves the highest data score in Seoul.

  • LG U+ has the highest voice performance in Seoul, providing the shortest Call Setup Time and a very good speech quality.

Key Findings: Busan

  • KT achieves the highest score in Busan.

  • In Busan SKT provides the fastest average download speed.

  • KT has the highest 5G Availability in Busan.

  • SKT achieves the highest data score in Busan.