Site performance tool
Google PageSpeed Insights
What is Google PageSpeed Insights?
PageSpeed Insights is Google's free tool reporting Core Web Vitals and performance for a page, combining lab data from Lighthouse with real-user field data from the Chrome UX Report. In Honeyb's measurements, AI names Google PageSpeed Insights in 1 of 41 buyer questions we track, across 2 of 4 answer engines.
Best for: Checking the Core Web Vitals Google actually uses, with real-user data alongside a lab test.
Measured and analysed by the Honeyb research team. See the methodology.
Google PageSpeed Insights pros and cons
Strengths
- Field data reflects real Chrome users, not just a synthetic test
- Uses the same metrics Google applies to page experience
- Free with no account required
- Specific, actionable optimisation opportunities
Limitations
- Field data requires enough traffic to be available at all
- Lab scores vary noticeably between runs
- One URL at a time, with no site-wide view
HomepageScreenshots of developers.google.com, captured by Honeyb.
AI visibility by engine
How many of the 41 buyer questions each engine named Google PageSpeed Insights in.
1
of 41 questions
1
of 41 questions
Where AI answers name Google PageSpeed Insights
The buyer questions where at least one AI model named Google PageSpeed Insights, and how many of the four named it.
| Buyer question | Named by | Models |
|---|---|---|
| What's the best page speed testing tool for SEO? | 2 of 4 | Claude and Perplexity |
AI visibility last measured 29 July 2026. How this is measured.
FAQ
- What is Google PageSpeed Insights?
- PageSpeed Insights is Google's free tool reporting Core Web Vitals and performance for a page, combining lab data from Lighthouse with real-user field data from the Chrome UX Report. Its website is developers.google.com.
- Who is Google PageSpeed Insights best for?
- Checking the Core Web Vitals Google actually uses, with real-user data alongside a lab test.
- What are the main strengths of Google PageSpeed Insights?
- Field data reflects real Chrome users, not just a synthetic test. Uses the same metrics Google applies to page experience. Free with no account required. Specific, actionable optimisation opportunities.
- What are the limitations of Google PageSpeed Insights?
- Field data requires enough traffic to be available at all. Lab scores vary noticeably between runs. One URL at a time, with no site-wide view.
- Do AI models recommend Google PageSpeed Insights?
- PageSpeed Insights is Google's free tool reporting Core Web Vitals and performance for a page, combining lab data from Lighthouse with real-user field data from the Chrome UX Report. In Honeyb's measurements, AI names Google PageSpeed Insights in 1 of 41 buyer questions we track, across 2 of 4 answer engines. It is named by Claude and Perplexity. Last measured 29 July 2026.
- Which AI answer engines name Google PageSpeed Insights?
- Across the questions Honeyb measures, Google PageSpeed Insights is named by Claude and Perplexity. Claude names it in 1 question, Perplexity names it in 1 question.
- What is Google PageSpeed Insights most recommended for by AI?
- Its strongest appearance is the question "What's the best page speed testing tool for SEO?", where Google PageSpeed Insights was named by 2 of 4 models.
- How is Google PageSpeed Insights's AI visibility measured?
- Honeyb asks Claude and Perplexity real buyer questions and records which tools each names. This page aggregates those measurements for this tool. See the methodology page for the full method.
Other site performance tools
GTmetrix
GTmetrix tests and monitors page performance using Lighthouse, generating scores and prioritised recommendations, with scheduled monitoring and multiple test locations.
Named in 1 of 41 questions
Pingdom
Pingdom Website Speed Test is a free tool analysing page load performance from several global locations, with a paid uptime and real-user monitoring product alongside.
Named in 1 of 41 questions
WebPageTest
WebPageTest is an open-source web performance testing tool offering detailed waterfall analysis, filmstrip views and testing from many real locations, browsers and connection profiles.
Named in 1 of 41 questions
DebugBear
DebugBear monitors website performance and Core Web Vitals using both synthetic tests and real user monitoring, with regression alerting and detailed debugging data.
Google Mobile Friendly Test
Google's Mobile-Friendly Test checked whether a page met Google's mobile usability criteria. Google retired the standalone tool, and mobile usability is now assessed through Search Console and Lighthouse.
Google PageSpeed Insights resources
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