Heavier than 56% of the sites we’ve measured
On a homepage load, decathlon.es pulls 372 KB of advertising and tracking data — 1% of the page — across 41 ad/tracker requests, from vendors such as TikTok Pixel, Meta Pixel, Adform. That data costs about 1.6 kg of CO₂ per million pageviews on the EU-average grid (grade C).
TikTok Pixel, Meta Pixel, Adform