Official statement
Tools utilizing Lighthouse ideally show consistent results, but in reality, execution results can vary each time. Scores can fluctuate whether you are using PageSpeed Insights or Chrome DevTools.
27:30
Other statements from this video 11 ▾
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Official statement from
(2 years ago)
⚠ A more recent statement exists on this topic
Do Core Web Vitals Really Impact Your SEO Rankings That Much?
View statement →
TL;DR
Lighthouse scores are not constant and can vary with each execution. This fluctuation can influence your perception of performance. Importance for SEO: avoid jumping to conclusions based on a single test.
❓ Frequently Asked Questions
Les fluctuations Lighthouse affectent-elles le SEO directement ?
Non, elles n'affectent pas directement le classement. Elles informent sur la performance et l'expérience utilisateur.
Dois-je m'inquiéter des variations de score ?
Non, concentrez-vous sur les tendances générales et non pas les fluctuations isolées.
Combien de fois tester avec Lighthouse pour une moyenne fiable ?
Trois à cinq exécutions permettent de calculer une moyenne pertinente.
🎥 From the same video 11
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