Peerius is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Peerius has better usage coverage in more websites categories. Including Shopping, Clothing, Business & Industry, Home & Garden and 31 other categories.
Unister is leading in Travel, Tourism, Airlines & Airports, Car Buying and one other category.
Peerius is leading in most countries, including United Kingdom, Germany, United States, Austria and 25 other countries.
Unister is leading in China and Ukraine.