Heavier than 94% of the sites we’ve measured
On a homepage load, shein.com pulls 3.5 MB of advertising and tracking data — 2% of the page — across 535 ad/tracker requests, from vendors such as Meta Pixel, Criteo, Snap Pixel. That data costs about 16.0 kg of CO₂ per million pageviews on the EU-average grid (grade F).
Meta Pixel, Criteo, Snap Pixel