Home Reports 2025 Global South Korea

Internet Speed Report South Korea August 2025

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

Total Tests

178

Avg. Download

288.21Mbps

Avg. Upload

194.57Mbps

Avg. Ping

16.6ms

Top Internet Providers

Provider Avg Speed
Korea Telecom 339.1 Mbps
SK Broadband Co Ltd 379.2 Mbps
SK Broadband Co Ltd 148.6 Mbps
Korea Telecom 380.3 Mbps
Korea Telecom 428.8 Mbps
Korea Telecom 137.1 Mbps
KORNET 316.6 Mbps
LG POWERCOMM 876.8 Mbps
Korea Telecom 372.5 Mbps
Korea Telecom 311.2 Mbps

Top Devices

Device Share
Generic Smartphone 20.8%
Generic Smartphone 1.7%
iPhone 1.7%
iPhone 0.6%
iPhone 0.6%

Top Browsers

Browser Share
Chrome 51.1%
Chrome Mobile 20.8%
Chrome 7.3%
Chrome 3.4%
Samsung Internet 1.7%
Mobile Safari 1.7%
Chrome 1.1%
Chrome 1.1%
Chrome 1.1%
Mobile Safari 0.6%

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.