Home Reports 2025 Global South Korea

Internet Speed Report South Korea June 2025

A comprehensive analysis of broadband performance in South Korea based on real user speed tests conducted on Bandwidth Place.

Total Tests

78

Avg. Download

371.10Mbps

Avg. Upload

193.45Mbps

Avg. Ping

17.0ms

Top Internet Providers

Provider Avg Speed
SK Broadband Co Ltd 609.2 Mbps
Korea Telecom 342.5 Mbps
Korea Telecom 138.0 Mbps
SK Broadband Co Ltd 118.3 Mbps
LG POWERCOMM 538.4 Mbps
Korea Telecom 588.4 Mbps
SK Broadband Co Ltd 124.6 Mbps
Korea Telecom 558.5 Mbps
Korea Telecom 150.8 Mbps
Korea Telecom 119.8 Mbps

Top Devices

Device Share
Generic Smartphone 2.6%
Generic Smartphone 2.6%
iPad 1.3%
iPad 1.3%

Top Browsers

Browser Share
Chrome 21.8%
Chrome 15.4%
Chrome 15.4%
Safari 7.7%
Chrome 5.1%
Firefox 3.8%
Chrome 3.8%
Chrome 3.8%
Firefox 2.6%
Chrome Mobile 2.6%

Analysis Methodology

The data presented in this report is aggregated directly from real user speed tests performed on the Bandwidth Place platform testing network nodes globally during 2025. We calculate the localized metrics using strict data sanity checks to prevent skewed results from anomalies or extreme outliers.

SEO & Location Routing Structure: Because location data is structurally rigid, caching data dynamically to static hierarchy (Country -> State -> City) provides significant improvements to PageSpeed metrics and Time to First Byte (TTFB). This strategy ensures optimum indexing for search engines processing localized queries.