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 38 other categories.
Optimax Media Delivery is leading in People & Society, News & Media, Computer & Electronics, Arts & Entertainment and 27 other categories.
WordStream is leading in most countries, including United Kingdom, Switzerland, Mexico, Ukraine and 9 other countries.
Optimax Media Delivery is leading in United States, Canada, India, Bulgaria and 5 other countries.