Market Share by Top Websites

1 Tumblr is leading in Top 1M Sites and The Entire Web.

2 IBM Websphere Portal Server is leading in Top 10K Sites and Top 100K Sites.

Websites Categories

1 Tumblr has better usage coverage in more websites categories. Including Arts & Entertainment, Adult, People & Society, Business & Industry and 240 other categories.

2 IBM Websphere Portal Server hasn't got a lead over Tumblr in any websites category.

Geography

1 Tumblr is leading in most countries, including United States, Russia, Great Britain, Germany and 226 other countries.

2 IBM Websphere Portal Server hasn't got a lead over Tumblr in any country.