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Platform Comparisons

Astro 5.xWordPress 7Core Web Vitals

WordPress vs Astro en 2026

Votre site WordPress atteint Core Web Vitals 40% du temps

98+

Lighthouse Score

Astro average

1.8s

Mobile Load Time

Down from 5.2s on WP

40%

Bounce Rate Drop

Post-migration average

Security Patches

No PHP attack surface

What WordPress Actually Costs — And What Astro Removes

Your WordPress site fires 15-30 HTTP requests before a visitor sees your headline. PHP executes, MySQL queries run, plugins load — all before the first byte of HTML ships. Astro pre-renders your pages at build time and serves static HTML with zero JavaScript unless your page explicitly needs it. Your team keeps the CMS workflow (Sanity, Tina, Decap) but sheds the PHP runtime, the database queries, the plugin bloat, and the 2-4 hours a month you're currently paying someone to apply security patches. The performance gap isn't marginal: WordPress passes Core Web Vitals 40-60% of the time. Astro sites hit 95-100 without caching hacks. For content-driven businesses, the migration math turns positive in under 18 months — often sooner once you factor in the hours your team stops bleeding on maintenance.

Où les projets échouent

WordPress sites pass Core Web Vitals only 40-60% of the time Google deprioritizes slow pages — every month you wait, you're handing organic traffic to competitors.

Plugin bloat typically adds 15-30 HTTP requests per page load Each plugin is both a security risk and a performance penalty your visitors pay on every single visit.

WordPress hosting runs $10-$500/month, plus $300-$1,000/year in security costs For most content sites, total cost of ownership surpasses Astro within 18 months. The math isn't close.

The PHP/database stack is an active target One breach can cost $5K-$50K once you factor in recovery, reputational damage, and lost revenue.

WordPress core and plugin updates routinely break layouts and functionality You're typically paying a developer 2-4 hours a month just to keep things from falling apart — and that's when nothing goes seriously wrong.

Mobile load times of 3-5+ seconds kill conversions 53% of mobile users abandon any site that takes longer than 3 seconds. That's not a rounding error — that's more than half your audience leaving before they see anything.

Conformité

Zero-JS Default

Astro ships pure HTML with no client-side JavaScript unless you explicitly add it. No render-blocking scripts. Sub-second first paint, by default.

Islands Architecture

Interactive components hydrate independently — a React booking widget loads without penalizing the rest of the page. You get interactivity exactly where you need it, and static HTML everywhere else.

No Database Attack Surface

Static files on an edge CDN eliminate SQL injection vectors, PHP exploits, and brute-forced login pages entirely. Security patching drops to zero.

MDX Content Collections

Hundreds of pages managed with type-safe Markdown and embedded components — no database queries, no plugin conflicts, everything version-controlled in Git.

Edge-Optimized Hosting

Deploy to Vercel or Netlify for $0-$20/month. Pre-rendered pages served from 300+ global edge nodes will outperform any WordPress shared host, and it's not particularly close.

Framework Agnostic

Use React, Vue, Svelte, or Solid inside Astro — pick the right tool per component. There's no lock-in to a single frontend framework.

Ce que nous construisons

Fails Core Web Vitals 40-60% of the time — Google filters slow pages out of top rankings

Delivers 95-100 Lighthouse scores by shipping pre-rendered HTML with zero runtime overhead

Ships 15-30 plugin HTTP requests per page load, each one a performance tax your visitors pay

Lets your team keep familiar CMS workflows without dragging WordPress's technical debt forward

Costs $10-$500/month hosting plus $300-$1,000/year in security patches and monitoring

Ships JavaScript only where your page actually needs interactivity — everything else stays static HTML

Exposes a PHP/MySQL attack surface that routinely costs $5K-$50K per breach to recover from

Scales cleanly to 100+ pages with type-checked Markdown, auto-generated slugs, and content schemas that prevent breaks

Breaks layouts and functionality every time core or plugin updates ship, burning 2-4 developer hours monthly

Converts images to WebP/AVIF with responsive srcsets and lazy loading built in — no plugin required

Loads in 3-5+ seconds on mobile, losing 53% of your audience before they see your content

Adds native page transitions that feel instant without shipping a client-side framework runtime

Notre processus

Platform Audit

We benchmark your current WordPress site — Lighthouse scores, Core Web Vitals, hosting costs, plugin inventory, and security posture. You get a migration viability report before any work begins.

Week 1

Architecture Design

We define content collections, component islands, CMS integration, and deployment pipeline. Every WordPress feature gets mapped to its Astro equivalent or something better.

Week 2

Content Migration & Build

We export WordPress content to MDX, build the Astro site against your design system, and wire up headless CMS for ongoing editing. Nothing gets left behind.

Weeks 3-5

Performance Validation

Full Lighthouse audit, real-device testing on mobile and desktop, Core Web Vitals verification, and redirect mapping to protect every URL and backlink you've earned.

Week 6

Launch & Monitoring

Deploy to edge CDN, configure analytics, set up uptime monitoring, and hand off documentation. Includes 30-day post-launch support.

Week 7

AstroReactMDXVercelTailwind CSSHeadless CMS

Questions fréquentes

Astro est-il plus rapide que WordPress en 2026 ?

Oui. Astro fournit du HTML pré-rendu depuis des CDN edge sans JavaScript par défaut. Les migrations réelles montrent des temps de chargement mobile passant de 5,2 à 1,8 secondes. Les sites WordPress en moyenne 3-5+ secondes sans travail d'optimisation lourde — et même ainsi, atteindre régulièrement des scores Lighthouse de 95-100 est véritablement rare.

Les éditeurs non-techniques peuvent-ils mettre à jour un site Astro ?

Absolument. Nous intégrons des plateformes CMS headless comme Sanity, Tina, ou Decap, qui donnent aux éditeurs une interface visuelle complète — texte riche, uploads d'images, aperçus de brouillons — sans toucher au code. Pour les workflows orientés contenu, c'est comparable à l'éditeur de blocs de WordPress, honnêtement parfois mieux.

Combien coûte une migration de WordPress vers Astro ?

Une migration typique coûte 6 000-14 000 € pour les sites sous 200 pages, couvrant l'export de contenu, la reconstruction du design, l'intégration CMS et le mappage de redirections. La plupart des clients retrouvent leur investissement dans 12-18 mois grâce aux coûts d'hébergement éliminés (120-6 000 €/an), zéro licence de plugin, et une maintenance quasi-nulle.

Vais-je perdre mes classements SEO en passant de WordPress à Astro ?

Non, si la migration est effectuée correctement. Nous mappons chaque URL existante avec des redirections 301, préservons les métadonnées et validons les données structurées. La plupart des clients voient leurs classements s'améliorer dans 4-8 semaines — les temps de chargement plus rapides d'Astro et les scores Core Web Vitals plus forts influencent directement les signaux d'expérience de page de Google.

Quand devrais-je rester sur WordPress au lieu de passer à Astro ?

WordPress conserve son intérêt dans des situations spécifiques — les boutiques WooCommerce avec 10 000+ SKU, les portails d'adhésion avec traitement des paiements, ou les sites où les équipes non-techniques publient plusieurs fois par jour et ont besoin d'aperçus en temps réel. Pour les sites de contenu, blogs et pages marketing, toutefois, Astro gagne sur chaque métrique qui compte réellement.

Pourquoi socialanimal.dev s'est-il reconstruit sur Astro ?

Nous l'avons utilisé nous-mêmes. Notre site WordPress marquait 62 sur Lighthouse, nécessitait des mises à jour mensuelles de plugins, et coûtait 80 €/mois d'hébergement. Après reconstruction en Astro, il score 98+, s'héberge pour moins de 20 €/mois, se déploie en 30 secondes via Git push, et nécessite zéro maintenance de sécurité. La migration s'est autofinancée en quatre mois.

WordPress-to-Astro Migration from $6,000

Fixed-fee. Content migration included. 30-day post-launch support.

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Next.js Development Core Web Vitals Optimization Headless CMS Development WordPress to Next.js Migration

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