1
Facebook Comments is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.
2
In terms of market share, Spotify Play Button is clearly lagging behind, losing to Facebook Comments in all segments.
1
Facebook Comments has better usage coverage in more websites categories. Including Computers Electronics & Technology, Arts & Entertainment, News & Media, Science & Education and 20 other categories.
2
Spotify Play Button hasn't got a lead over Facebook Comments in any websites category.
1
Facebook Comments is leading in most countries, including United States, Russia, Vietnam, Brazil and 160 other countries.
2
Spotify Play Button is leading in Guernsey.