2
In terms of market share, Quantcast Widget is clearly lagging behind, losing to tvtag in all segments.
1
Quantcast Widget has better usage coverage in more websites categories. Including Reference Materials, Community & Society, Hobbies & Leisure, Law & Government and 15 other categories.
2
tvtag hasn't got a lead over Quantcast Widget in any websites category.
1
Quantcast Widget is leading in most countries, including United States, United Kingdom, Canada, France and 19 other countries.
2
tvtag is leading in Argentina and Ukraine.