Adestra is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
SendinBlue has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, People & Society, Shopping and 91 other categories.
Adestra is leading in Adult, News & Media, Computer & Electronics, Software and 45 other categories.
Adestra is leading in most countries, including United States, United Kingdom, India, Indonesia and 52 other countries.
SendinBlue is leading in France, Spain, Italy, Belgium and 36 other countries.