Heavier than 63% of the sites we’ve measured
On a homepage load, amazon.co.uk pulls 529 KB of advertising and tracking data — 1% of the page — across 34 ad/tracker requests, from vendors such as Adobe Dynamic Tag Mgmt, Pendo, Branch, Adobe Audience Mgr. That data costs about 2.3 kg of CO₂ per million pageviews on the EU-average grid (grade C).
Adobe Dynamic Tag Mgmt, Pendo, Branch, Adobe Audience Mgr