Android has overtaken Windows Mobile and Linux for fourth place in smartphone OS market share with 9.6 percent, says Gartner. The worldwide study of first quarter smartphone sales showed a 707 per cent year-on-year increase in Android sales...

A recent report from ABI Research highlights the rise of mobile Linux, estimating that 23 percent of the world’s smartphones will have a Linux operating system by 2013. It appears that much of that growth will come at the expense of Nokia’s Symbian, and that LiMo and Android will be the main beneficiaries.

Gartner reports surging global handset sales in the second quarter, with Android taking second place over Apple's iPhone in smartphone OS market share. Meanwhile, the "partial fork" of Android from the Linux kernel has been debated at LinuxCon, with some claiming it's a temporary split, while others warn about the fork's long-term impact.

Google is stepping up its presence in the mobile space with a late-2007 announcement of Android, its mobile phone operating system that competes directly with existing phone operating systems such as Symbian and Windows Mobile.

Google’s Android operating system gave Linux-on-mobile sales a healthy boost in the fourth quarter of 2008. In its latest report on the state of smartphones, IT analysts Gartner said that Linux-based mobile sales increased from 2.7 million units in the fourth quarter of 2007 to 3.2 million units at the end of 2008.

Android will trail only Symbian in mobile phone market share by 2013, according to IDC. Android phones such as the pictured Sony Ericsson Xperia X10, which is now heading for NTT DoCoMo, will grow 150.4 percent to 68.0 million units by 2013, but other Linux-based phones will struggle, says IDC.

Samsung is, or soon will be a major player on Symbian, Android and Windows Mobile. When Samsung gets their own open mobile OS, what will happen to other mobile platforms that it is using?

HTC dominates the Android phone market but other mobile makers are picking up the Android pace. The majority of Android-based mobile phones released to date have been made by HTC but there are also a number of other Android phones worth considering. We look at some of the alternatives to HTC if you're determined to own an Android phone.

Firefox mobile is heading to Android, slowly. The mobile version of Firefox's browser, called Fennec, is still only available for the Windows Mobile and Maemo platform, a soon-to-be redundant operating system only used on a couple of Nokia devices.