Max Image Preview Large: Only 17% of Top 1M Sites

    133,171 of 782,850 top-1M homepages (17.0%) set max-image-preview:large, the setting Google Discover needs for large image cards.

    Homepages setting max-image-preview:large, by popularity tier
    Top 1K15.8%
    1K to 10K19.7%
    10K to 100K15.9%
    100K to 1M17.1%

    Source: PageSpeed Matters. HTTP Archive crawl, Sept 2026, mobile, top 1M sites by Chrome traffic.

    Each tier excludes the more popular tiers before it. Header-level X-Robots-Tag directives are not counted.

    Source: Max Image Preview Large: Only 17% of Top 1M Sites - PageSpeed Matters