Home Reports 2025 Global South Korea

Internet Speed Report South Korea May 2025

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

Total Tests

86

Avg. Download

293.93Mbps

Avg. Upload

201.98Mbps

Avg. Ping

16.1ms

Top Internet Providers

Provider Avg Speed
KORNET 125.0 Mbps
Korea Telecom 771.2 Mbps
Korea Telecom 253.2 Mbps
Korea Telecom 349.5 Mbps
Korea Telecom 580.5 Mbps
KORNET 201.4 Mbps
KORNET 653.3 Mbps
Korea Telecom 331.8 Mbps
Korea Telecom 800.0 Mbps
Korea Telecom 613.7 Mbps

Top Devices

Device Share
Generic Smartphone 7.0%
Generic Smartphone 3.5%
iPhone 3.5%
Generic Smartphone 2.3%
Generic Smartphone 1.2%

Top Browsers

Browser Share
Chrome 41.9%
Chrome 22.1%
Firefox 7.0%
Samsung Internet 7.0%
Chrome Mobile 3.5%
Mobile Safari 3.5%
Pale Moon 3.5%
Chrome Mobile 2.3%
Firefox 2.3%
Safari 1.2%

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.