Canalys research found that in Q4 2010, Android became the leading global smartphone platform, with shipments of 32.9 million units, surpassing Symbian's 31 million units. The worldwide smartphone market grew 89% year-over-year to over 101 million units in Q4 2010. Google OS-based phones saw strong growth from vendors like LG, Samsung, Acer, and HTC. The US remained the largest country market, with Android accounting for the majority of shipments.