Even though the iPad hasn’t been available all that long, and is in fact not yet available in large parts of the world, the mobile browser share of iPad’s are rapidly climbing. It’s increasing so fast in fact that it has already surpassed Android and RIM based devices on a world wide basis, at least according to research from Morgan Stanley.
But regarding market share of mobile units in North America, it is Android based systems that are increasing their cut and according to the online market tracking firm Quantacast it is mainly the iPhone that is loosing the battle. Might be because iPhone was the only real competitor regarding smartphone web consumption on the market.
Android vs. iPhone – Browsers and marketshare