Official statement
Other statements from this video 9 ▾
- 2:15 Peut-on vraiment occuper plusieurs positions dans les SERP avec un seul site ?
- 5:25 Qu'est-ce qui différencie vraiment un lien naturel d'un lien artificiel selon Google ?
- 10:25 Faut-il vraiment mettre tous les liens de guest posts en nofollow ?
- 13:30 Google ignore-t-il vraiment les liens non naturels ou faut-il les désavouer ?
- 26:12 Les thèmes WordPress populaires ont-ils vraiment un avantage SEO ?
- 35:00 Le contenu dupliqué peut-il vraiment faire disparaître votre site de l'index Google ?
- 40:10 Les liens nofollow transmettent-ils encore du PageRank en SEO ?
- 42:00 Les mises à jour d'algorithme Google sont-elles vraiment continues et comment s'y adapter ?
- 50:00 Faut-il vraiment allonger vos meta descriptions pour Google ?
Google enforces a strict equivalence between AMP pages and standard mobile pages: functionality and content must be identical. If this parity is not maintained, the AMP team may decide not to display these pages in search results. For SEO, this means that a lightweight or truncated AMP version may harm the overall visibility of the site.
What you need to understand
What does this requirement for equivalence actually mean?
Google establishes a principle of total functional parity between AMP pages and mobile pages. An AMP page cannot be a downgraded version of the mobile content.
This requirement covers both textual content, media, interactive features, and the overall user experience. If your mobile page offers a contact form, a rating module, or an image carousel, the AMP version must provide the same.
Why does Google enforce this rule?
The goal is to prevent publishers from creating impoverished AMP versions to gain loading speed at the expense of user experience. Google seeks to preserve the real value of the content served via AMP.
The engine wants to ensure that users who click on an AMP result do not face a truncated version. This rule also protects the integrity of the AMP format itself, which could otherwise be perceived as a second-tier standard.
What is the penalty for not adhering to equivalence?
The statement mentions that the AMP team may choose not to display the affected pages in search results. This is not a classic penalty applied by the ranking algorithm.
It is rather an editorial decision by the AMP team, which can disable the display of non-compliant versions. In practice, this means losing the benefits of the AMP format without automatically recovering traffic on the standard mobile version.
- Mandatory Parity: content, media, features must be identical between AMP and mobile
- No Light Version: sacrificing elements to gain speed is counterproductive
- Possible Sanction: non-display of AMP pages by decision of the dedicated team
- Protection of Experience: Google wants to avoid AMP becoming an impoverished format
- Indirect SEO Impact: losing AMP display without guaranteeing recovery of mobile traffic
SEO Expert opinion
Is this rule really enforced in practice?
Mueller's statement remains vague about the concrete modalities of control. It is unclear whether this verification is automated, manual, or triggered only upon reporting. [To be checked]
Field observations show that many AMP pages with reduced functionalities continue to be displayed without issues. This suggests either undocumented tolerance or equivalence criteria that are less strict than the wording implies.
How much leeway is there really?
The concept of 'functional equivalence' leaves room for interpretation. Can a complex JavaScript form be replaced by a simplified mailto link in AMP? Can a third-party comments module be absent if technically incompatible with AMP constraints?
Google does not provide a detailed evaluation grid. This ambiguity creates a risk: it is impossible to know in advance whether an implementation will be deemed compliant or not. The SEO practitioner must proceed cautiously, which is far from optimal for architectural decisions.
Is AMP still worth the investment?
With the end of the AMP badge in search results and the evolution of Core Web Vitals, the pure SEO benefit of AMP has diminished. Maintaining a perfectly equivalent double version represents a significant technical cost.
For many sites, directly optimizing the standard mobile version with good loading times offers a better return on investment. AMP remains relevant for players who still benefit from the Top Stories carousel or who have specific editorial constraints.
Practical impact and recommendations
How can I check that my AMP pages are compliant?
Start with a systematic comparative audit between each mobile page and its AMP version. List all content elements, media, forms, call-to-action buttons, interactive modules.
Use a spreadsheet to track discrepancies: a functionality present on mobile but absent in AMP constitutes a potential point of non-compliance. Also test user interactions: navigation, form submissions, video playback.
What mistakes should be absolutely avoided?
Do not create 'light' AMP versions by removing elements to speed up loading. Google views this practice as a wilful degradation of the experience.
Avoid redirects that send users to the standard mobile version for certain actions. If a feature cannot be implemented in AMP, it may be better to completely forgo this format rather than offer a truncated experience.
Should I maintain AMP or abandon it?
Ask yourself three questions: does AMP still bring me significant traffic? Can I maintain perfect parity without exceeding my technical budget? Does my sector still benefit from specific advantages (like Top Stories)?
If the answers are mostly negative, investing in optimizing the standard mobile version will be more profitable. Many sites have abandoned AMP without measurable traffic loss, and some even gained from better mobile optimization.
- Conduct a comprehensive page-by-page audit comparing AMP and mobile
- Identify all functional and content gaps
- Implement missing AMP components or remove non-essential features
- Test the actual user experience on AMP versions (forms, videos, interactions)
- Measure current AMP traffic via Analytics and compare with maintenance costs
- Consider a gradual abandonment if ROI is not justified
❓ Frequently Asked Questions
Une page AMP peut-elle afficher moins de publicités que la version mobile ?
Comment Google détecte-t-il les pages AMP non équivalentes ?
Si mes pages AMP sont retirées, la version mobile classique prend-elle automatiquement le relais ?
Les fonctionnalités JavaScript complexes doivent-elles être répliquées en AMP ?
Est-ce que supprimer l'AMP peut avoir un impact négatif sur mon SEO ?
🎥 From the same video 9
Other SEO insights extracted from this same Google Search Central video · duration 57 min · published on 22/12/2017
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