Home Reports 2025 Global United Kingdom Cardiff

Internet Speed Report Cardiff September 2025

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

Total Tests

8

Avg. Download

455.81Mbps

Avg. Upload

142.46Mbps

Avg. Ping

22.4ms

Top Internet Providers

Provider Avg Speed
Sky UK Limited 663.8 Mbps
Virgin Media 341.5 Mbps
Virgin Media 307.3 Mbps
Virgin Media 254.5 Mbps
TalkTalk 165.4 Mbps

Top Devices

Device Share
iPhone 12.5%
Generic Smartphone 12.5%
Generic Smartphone 12.5%
iPhone 12.5%

Top Browsers

Browser Share
Chrome 37.5%
Mobile Safari 12.5%
Chrome 12.5%
Chrome Mobile 12.5%
Chrome Mobile 12.5%
Mobile Safari 12.5%

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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.