Samsung has sold more than 40 million Galaxy S4 units in six months, SamMobile reports, quoting Samsung CEO JK Shin.
It took just a month for Samsung to sell the first 10 million units of Galaxy S4, which launched on April 27.
[seealso story="2013/10/09/samsung-announces-galaxy-round/"]
For comparison, it took Samsung about two years to sell 40 million Galaxy Note devices, and Apple has sold 31 million iPhones in Q3 2013.
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