Optimax Media Delivery is leading in Top 100K Sites and Top 1M Sites.
WordStream has better usage coverage in more websites categories. Including Business & Industry, Relationships & Dating, Autos & Vehicles, Health and 39 other categories.
Optimax Media Delivery is leading in People & Society, News & Media, Computer & Electronics, Arts & Entertainment and 26 other categories.
Optimax Media Delivery is leading in most countries, including Canada, Brazil, Mexico, Finland and 8 other countries.
WordStream is leading in United States, United Kingdom, Slovakia, Belgium and 6 other countries.