Market Share by Top Websites

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

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

Websites Categories

1 Optimizely has better usage coverage in more websites categories. Including Computers Electronics & Technology, Business & Consumer Services, Finance, Health and 12 other categories.

2 Gemius is leading in News & Media, E-commerce & Shopping, Arts & Entertainment, Vehicles and 4 other categories.

Geography

1 Optimizely is leading in most countries, including United States, United Kingdom, Canada, Germany and 131 other countries.

2 Gemius is leading in Poland, Hungary, Czech Republic, Turkey and 20 other countries.