"Google has been dominating the search engine market for years, but at least there are some competitors that have a few percent each.
But if you look at mobile search, i.e. search on mobile devices, which is more or less the smartphone market, Google is utterly crushing the competition to a level that it’s never managed in the regular search market.
Just look at this very telling chart, showing Google’s overall search and mobile search market shares in relation to those of Yahoo and Bing, its two closest rivals."
Source: Data from Statcounter, reported by Pingdom, 29th July 2010