Google Android continues to gain ground in the smartphone market, rising 6.5 percentage points to capture 21.4 percent of all US-based smartphone subscribers from July to September 2010.

The 2010 Q3 comScore MobiLens report found that 58.7 million people in the US owned smartphones during the three months ending in September, up 15 percent from the preceding three month period.

RIM remained the leading mobile smartphone platform with its BlackBerry mobiles winning 37.3 percent share of US smartphone subscribers (down from 40.1 percent), followed by  the Apple iPhone that maintained its 24.3 percent share, and then Android at 21.4 percent.

Microsoft Windows Phone accounted for 10 percent of smartphone subscribers, while Palm rounded out the top five with 4.2 percent.

Samsung Android smartphones

For the three-month period ending in September, 234 million Americans ages 13 and older used mobile devices.

The report found Samsung to be the top general handset manufacturer overall with 23.5 percent market share, up 0.7 percentage points from the three-month period ending in June. LG ranked second with 21.1 percent share, followed by Motorola (18.4 percent share), RIM (9.3 percent share, up 0.5 percentage points) and Nokia (7.4 percent share).

In September, 67 percent of US mobile subscribers used text messaging on their mobile device, up 1.4 percentage points versus the prior three month period, while browsers were used by 35.1 percent of US mobile subscribers (up 2.2 percentage points).

Subscribers who used downloaded applications comprised 33.1 percent of the mobile audience, representing an increase of 2.5 percentage points.

Accessing of social networking sites or blogs increased 1.8 percentage points, representing 23.2 percent of mobile subscribers.

Playing games represented 23.1 percent of the mobile audience (up 0.5 percentage points), while listening to music increased 0.8 percentage points, representing 15.2 percent of subscribers.

The report ranked the leading mobile original equipment manufacturers (OEMs) and smartphone operating system (OS) platforms in the US according to their share of current mobile subscribers ages 13 and older, and reviewed the most popular activities and content accessed via the subscriber’s primary mobile phone.

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