Selz is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Selz has better usage coverage in more websites categories. Including People & Society, Music & Audio, News & Media, Internet & Telecom and 95 other categories.
Zenfolio is leading in Arts & Entertainment, Photography, Business & Industry, Marketing & Advertising and 39 other categories.
Selz is leading in most countries, including France, Australia, Germany, India and 58 other countries.
Zenfolio is leading in United States, United Kingdom, Canada, Switzerland and 20 other countries.