Official statement
Other statements from this video 21 ▾
- 2:06 Does mobile speed really determine your Google ranking?
- 2:12 Is mobile speed truly a decisive Google ranking factor?
- 4:19 Should you really panic if your site takes more than 3 seconds to load?
- 4:19 Are you losing half of your visitors before they even see your content?
- 5:37 Is a Speed Index under 5 seconds really enough to ensure good perceived performance?
- 5:42 Is the speed index really Google's key metric for mobile performance?
- 9:56 Why do CSS and JavaScript really block the initial display of your pages?
- 10:11 Should you really optimize the critical render path to boost speed?
- 15:29 Async or defer: which JavaScript strategy truly optimizes your crawl budget?
- 20:21 Is it really necessary to load CSS asynchronously to enhance critical rendering?
- 25:29 Why has srcset become essential for mobile SEO?
- 28:48 How much can you compress images without hurting your SEO?
- 30:00 Does lazy loading really enhance load times and SEO?
- 30:50 Should you really enable lazy loading on all your images to enhance SEO?
- 41:00 Why does Google emphasize 3G and multiple tests when using WebPageTest?
- 44:25 Do JavaScript frameworks really sabotage your mobile performance?
- 46:18 Does HTTP/2 server push really cut requests for improved SEO?
- 46:20 Is HTTP/2 server push truly a game changer for speeding up your website?
- 48:17 Does browser caching really boost your ranking on Google?
- 50:19 Should you really remove half of your WordPress plugins for SEO?
- 52:43 Does AMP Really Boost Your Site's Speed or Is It Just a Technical Trap?
Google claims that AMP significantly speeds up pages, with 600 million indexed pages. For SEO, this means potential speed improvements, but adoption is not universal. Before diving in, check if your site truly needs AMP or if other speed optimizations would be more relevant and less technically demanding.
What you need to understand
Why has Google been pushing AMP for so long?
AMP (Accelerated Mobile Pages) is an open-source project launched by Google to create ultra-fast mobile pages. The principle is simple: simplified HTML, limited JavaScript, optimized CSS. The stated goal is to provide an instant experience for mobile users.
The 600 million indexed pages mentioned by Google indicate massive adoption by publishers, especially in journalism and media. The format imposes strict constraints that ensure high loading speed. However, this standardization comes at a cost: less creative and technical flexibility.
Is the page acceleration truly significant with AMP?
Yes, on paper. AMP enforces the adoption of best performance practices: asynchronous resource loading, predefined image sizes, limited inline CSS, no blocking third-party JavaScript. The result is often remarkable on initially poorly optimized sites.
But here's the catch: a site already well optimized with modern techniques (lazy loading, HTTP/2, minification, CDN) can achieve comparable performance without AMP. The difference is sometimes measured in fractions of a second. The real question becomes: does this marginal gain justify the complexity of maintaining two versions of your pages?
Is AMP a direct ranking factor in Google?
No, and that's crucial. Google has always maintained that AMP is not a direct ranking criterion. What matters is page speed, regardless of the technology used. AMP was initially required to appear in the Top Stories carousel on mobile, but this requirement has been lifted.
Today, with Core Web Vitals as official signals, a fast page without AMP can outperform a poorly configured AMP page. The advantage of AMP lies elsewhere: Google caching, preloading, instant display from the SERPs. These elements enhance user experience, which may indirectly influence CTR and bounce rate.
- AMP guarantees high speed through strict technical constraints
- The format benefits from Google cache and preloading for instant display
- No direct ranking bonus: only speed matters, regardless of technology
- 600 million indexed pages show massive adoption in certain sectors (media, e-commerce)
- Technical complexity and creative limitations are the price to pay for this standardization
SEO Expert opinion
Does this statement reflect the reality observed in the field?
Yes and no. The figure of 600 million indexed pages is impressive, but it hides a more nuanced reality. AMP adoption has mostly focused on media and some e-commerce sites, driven by the need to appear in Top Stories or deliver an ultra-fast mobile experience. Many other sectors have never made the switch.
In recent years, there has even been a disengagement movement. Major sites have abandoned AMP in favor of traditional optimizations combined with Core Web Vitals. The reason? Maintaining two versions of a site (AMP and non-AMP) represents a considerable technical and human cost. Teams prefer to invest in a single ultra-optimized version.
What nuances should be added to Google's statement?
Google says "AMP can significantly speed up pages," but fails to specify: compared to what? A poorly optimized site, certainly. A site that is already performing well, the gain becomes marginal. The wording "can" is telling: it is not an automatic guarantee.
Second point: "check if AMP suits the specific needs of your site." This seemingly innocuous phrase hides a real trap. AMP imposes severe functional limitations: complex forms that are difficult to implement, limited analytical tracking, restricted customization, constrained programmatic advertising. For an e-commerce site with a sophisticated user journey, AMP can become a straitjacket.
In what cases does AMP not apply or become counterproductive?
Let's be honest: AMP is not for everyone. If your site relies on interactive JavaScript, complex animations, or customized features, you will struggle. AMP's limitations will force you to create a diminished experience, which can harm engagement and conversions.
For sites with little mobile traffic, the technical investment is not justified. Likewise, if your CMS does not natively support AMP, you will need to develop and maintain a parallel infrastructure. [To be verified]: Google provides no comparative data proving that AMP systematically outperforms standard modern optimization across all types of sites. Public benchmarks are rare and often biased by comparisons with non-optimized sites.
Practical impact and recommendations
Should you implement AMP on your site today?
The answer depends on your context. If you manage a news site or a blog primarily with text content and images, AMP can indeed provide a quick gain. The simplicity of the format aligns well with these uses, and the AMP infrastructure is mature.
In contrast, for an e-commerce site, a SaaS platform, or any site requiring rich user interactions, prioritize traditional optimization first. Focus on Core Web Vitals: LCP, FID, CLS. Modern tools (Webpack, HTTP/3, Brotli compression, CDN edge computing) can achieve excellent performance without AMP's constraints.
What mistakes should you avoid if you choose AMP?
The most common mistake: implementing AMP while neglecting the non-AMP version. Google serves the AMP version from its cache, but users can switch to the standard version. If the latter is slow, you lose the initial benefit. Keep both versions performing well.
Another trap: failing to correctly configure the canonical and amphtml. The relationship between AMP and non-AMP pages must be explicit through the link rel tags. An error here can lead to duplicate content issues or partial indexing. Monitor the Search Console to quickly detect AMP errors.
Finally, be cautious with tracking and analytics. AMP uses amp-analytics with limitations. If your business model relies on finely measuring user behavior, ensure you can collect the necessary data. Some third-party integrations (A/B testing, personalization) are impossible or very limited in AMP.
How can you measure the real impact of AMP on your performance?
First, establish clear KPIs: loading speed (LCP), bounce rate, time on page, conversions. Compare these metrics between AMP and non-AMP pages on similar content. Use Google Analytics with dedicated segments to isolate AMP traffic.
Test with tools like PageSpeed Insights, Lighthouse, and WebPageTest. Compare scores between your AMP version and your optimized standard version. If the difference is minimal, the AMP investment may not be justified. Also, measure the business impact: does AMP traffic convert better? Is revenue per visit comparable?
- Audit your current Core Web Vitals before considering AMP
- Evaluate if your key features are compatible with AMP's limitations
- Test AMP on a sample of pages before a full deployment
- Correctly configure canonical and amphtml tags to avoid duplication
- Set up distinct analytics tracking to measure the real impact
- Monitor the Search Console to detect AMP validation errors
❓ Frequently Asked Questions
AMP est-il encore pertinent avec les Core Web Vitals ?
Dois-je abandonner AMP si je l'ai déjà implémenté ?
AMP améliore-t-il mon classement dans Google ?
Comment savoir si mon site a besoin d'AMP ?
Les pages AMP sont-elles toujours mises en cache par Google ?
🎥 From the same video 21
Other SEO insights extracted from this same Google Search Central video · duration 54 min · published on 25/01/2018
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