BridgeTrack is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
BridgeTrack has better usage coverage in more websites categories. Including Finance, Travel, Arts & Entertainment, Music & Audio and 35 other categories.
Visible Measures hasn't got a lead over BridgeTrack in any websites category.
BridgeTrack is leading in most countries, including United States, Canada, United Kingdom, Colombia and 9 other countries.
Visible Measures is leading in Russia and Netherlands.