In terms of market share, Vertster is clearly lagging behind, losing to w3roi in all segments.
w3roi has better usage coverage in more websites categories. Including Internet & Telecom, Business & Industry, Computer & Electronics, Health and 32 other categories.
Vertster is leading in Computer Hardware, Agriculture & Forestry, Science, Womens Interests and 3 other categories.
w3roi is leading in most countries, including United States, China, India, Russia and 9 other countries.
Vertster is leading in Australia and Finland.