The big search engines deliver search results that are dramatically different, according to a new study.

The report, conducted by metasearch engine Dogpile and technology provider InfoSpace, found that first page results on Google, Yahoo!, MSN, and Ask overlap by less than 1%.

Only 3.6% of the top ranked organic search results were the same across all search engines for any given query, down from 7.0% in July 2005.

It also found...

  • 88.3% of all results were unique to one search engine, while 8.9% were shared by two search engines.
  • 2.2% of total results were shared by three search engines, and 0.6% of total results were shared by all four.

  The majority of first page results were unique to one search engine:

  • 69.6% of Google’s first page search results were unique to Google. For Yahoo! this figure was 79.4%, 80.1% for MSN, and 75% for

Paid search results also seldom overlap:

  • Only 4.6% of Yahoo! and Google sponsored links overlap for a given query.
  • For 22.8% of all queries, Google did not return a sponsored link. whereas Yahoo! returned one or more.
  • For 9.9% of all queries, Yahoo! did not return a sponsored link whereas Google returned one or more.
Graham Charlton

Published 13 June, 2007 by Graham Charlton

Graham Charlton is the former Editor-in-Chief at Econsultancy. Follow him on Twitter or connect via Linkedin or Google+

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Comments (2)


Smokin ACE

Thats why google did better then all the rest. Their search algorithm is more complex.

Google are doing a great job.

Alot of my sites rank top in msn and other search engines but no where near the top on google. The sites of my mine that do rank at the top in google, DESERVE TO BE THERE - quality and content prevails to make awesome online marketing campaigns and link bait

about 11 years ago


alami chakib

choose the best search for your information need here :

almost 10 years ago

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