Market Share by Top Websites

1 html5shiv is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 In terms of market share, Sizzle is clearly lagging behind, losing to html5shiv in all segments.

Websites Categories

1 Sizzle has better usage coverage in more websites categories. Including Computers Electronics & Technology, E-commerce & Shopping, Games, Gambling and 9 other categories.

2 html5shiv is leading in Science & Education, Arts & Entertainment, Health, Law & Government and 7 other categories.


1 html5shiv is leading in most countries, including United States, Japan, France, Russia and 156 other countries.

2 Sizzle is leading in South Korea, China, Germany, Finland and 2 other countries.