mParticle is leading in Top 100K Sites.
Observer has better usage coverage in more websites categories. Including Business & Industry, Computer & Electronics, Arts & Entertainment, Internet & Telecom and 29 other categories.
mParticle is leading in Finance, Banking, Movies, Food & Drink and 6 other categories.
Observer is leading in most countries, including Russia, United Kingdom, Canada, Netherlands and 11 other countries.
mParticle is leading in United States, India, Mexico and Bangladesh.