15 Most Advanced Countries in 5G Technology

2. South Korea 

5G Availability: 42.9% 

South Korea is one of the countries with the best 5G technology. As of the second quarter of 2023, South Korea had 30.6 million 5G subscriptions, accounting for 38% of the country’s total mobile subscriptions. According to Opensignal’s December 2022 report, KT users experienced an active 5G connection for 38.2% of their time, while LG U+ and SK Telecom users spent 33.1%-34.6% of their time with an active 5G connection. South Korea is also a country with the highest 5G speed.