Selz is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Selz has better usage coverage in more websites categories. Including Business & Industry, Internet & Telecom, People & Society, Music & Audio and 80 other categories.
Zenfolio is leading in Arts & Entertainment, Photography, Autos & Vehicles, Recreation & Hobbies and 27 other categories.
Selz is leading in most countries, including France, Australia, Spain, India and 47 other countries.
Zenfolio is leading in United States, United Kingdom, Canada, Germany and 26 other countries.