US smartphone penetration to hit 50% by middle of next year

Nice analysis of evolving US mobile landscape from Asymco.

Some of the numbers are staggering – approximately 650,000 users switched from a non-smart to smart phone every WEEK in September 2011.

While reports of the imminent death of RIMM seem to be a little exaggerated the most notable thing is the inexorable rise of Android.

US Phone platform installed base November 2011

Asymco says that using trailing numbers, the 50% mark will be reached by next September but that as the switch is accelerating, it is likely to be earlier. Thought provoking stuff if you don’t have a mobile strategy because that is just for people with iPhones.