iQ Poll is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Vovici has better usage coverage in more websites categories. Including People & Society, Business & Industry, Career & Education, Education and 54 other categories.
iQ Poll is leading in News & Media, Arts & Entertainment, TV & Video, Newspapers and 19 other categories.
Vovici is leading in most countries, including United Kingdom, India, Canada, China and 30 other countries.
iQ Poll is leading in United States, Dominican Republic, Portugal, Philippines and 2 other countries.