Matt Zeunert

Lighthouse Network Simulation - Speed metrics for different bandwidth and latency settings

This tool runs Google's Lighthouse tool with 100 different combinations of network bandwidth and latency. See how users on different connection types would experience your website.

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Matt Zeunert
Hey there! πŸ‘‹ Lighthouse and PageSpeed Insights use something called simulated throttling to run tests – that makes it very fast to generate metrics for a large number of different network configurations. This tool shows how latency and bandwidth impact site speed, as well as surfacing some of the Lighthouse internals like observed metrics and optimistic/pessimistic estimates.