Modernizr is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.
In terms of market share, Sizzle is clearly lagging behind, losing to Modernizr in all segments.
Modernizr has better usage coverage in more websites categories. Including Science & Education, Computers Electronics & Technology, Arts & Entertainment, Health and 20 other categories.
Sizzle hasn't got a lead over Modernizr in any websites category.
Modernizr is leading in most countries, including United States, Germany, United Kingdom, Canada and 161 other countries.
Sizzle is leading in South Korea.