SendinBlue is leading in Top 100K Sites and Top 1M Sites.
SendinBlue has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, People & Society, Travel and 135 other categories.
Soundest is leading in Shopping, Clothing, Consumer Electronics, Sports and 15 other categories.
SendinBlue is leading in most countries, including France, United States, United Kingdom, Italy and 81 other countries.
Soundest is leading in Lithuania, Australia, Sweden, Latvia and 18 other countries.