According to Sony, the PS4 has sold more than 20.2 Million units worldwide, here is a quote from the source:
Tokyo, March 4, 2015 –
Sony Computer Entertainment Inc. (SCE) today announced that the PlayStation®4 (PS4™) computer entertainment system has cumulatively sold through more than 20.2 million units*1 worldwide as of March 1. PS4 continues to demonstrate the fastest and strongest growth in PlayStation® hardware history.
“We are so grateful for the enormous support from PlayStation® fans worldwide, and we are truly humbled that gamers around the globe have continued to select PS4 as the best place to play,” said Andrew House, President and Global CEO of Sony Computer Entertainment Inc. “We remain steadfast in our commitment to deliver unique and interactive entertainment experiences powered by the network and the PS4 system’s deep social capabilities.”
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