1.It was estimated that the number of cellphone users worldwide crossed 5 billion in 2010.
2. Approximately 300 million smartphones shipped in 2010 (and 101 million shipped in Q42010 alone). The smartphone segment has a YoY (year on year) growth of almost 80%. and represents approximately 20% of total mobile phone sales.
3. Google's Android ended 2010 as the largest operating system in the world. In Q1 2010, Android held just 9.6% market share; by Q4 2010, it had 33%. With 600% YoY growth, Android is growing faster than the smartphone segment itself, indicating that it is actually driving the adoption of smartphones.
4. Apple is placed 5th overall in terms of global market share among cellphone makers. Apple has just 4% of global market share, but makes more than 50% of the cellphone industry's profit. In December 2010, Apple overtook Nokia in revenue share.