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Integral Ad Science is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.
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In terms of market share, Nielsen Display Ads is clearly lagging behind, losing to Integral Ad Science in all segments.
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Integral Ad Science has better usage coverage in more websites categories. Including Games, Arts & Entertainment, News & Media, Sports and 10 other categories.
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Nielsen Display Ads is leading in Food & Drink, Home & Garden, Hobbies & Leisure, Lifestyle and 6 other categories.
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Integral Ad Science is leading in most countries, including United States, United Kingdom, Canada, Philippines and 137 other countries.
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Nielsen Display Ads is leading in France, Belgium, Hong Kong, Israel and 12 other countries.