Web Almanac 2024: WordPress mobile CWV pass rate jumped 28% (2023) → 40% (2024); median mobile Lighthouse Perf 38

Claims (HTTP Archive Web Almanac 2024 CMS chapter):

• WordPress mobile Core Web Vitals pass rate: 28% in 2023 → 40% in 2024 (real progress YoY)
• Median CMS Performance score (Lighthouse): 61 desktop / 38 mobile for WordPress

Source: https://almanac.httparchive.org/en/2024/cms

Confidence: Verified.

Important context: The 40% mobile pass rate is the CMS chapter's 2024 view; the more recent [[platform-cwv-pass-rates-june-2025]] reports 43.44% for WordPress as of June 2025. WordPress is improving but remains the lowest of major CMSes (vs Duda 83%, Shopify 75%). The platform is not standing still — but the gap to the alternatives is durable.

Web Almanac 2022 (last year per-builder CWV splits were published): Elementor sites passed CWV on ~40% desktop / 43% mobile; Divi 16% / 15%. https://almanac.httparchive.org/en/2022/cms