By Numbers – Google buys Motorola Mobility
<p>Want to know what Google's spending blowout means for the smartphone war? Here are some clear-cut numbers for you</p>
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By numbers – Apple iPhone 4
The iPhone 4 is the apple of Apple's eye. And it's a year today since it was announced. Now watch us break it down, maths style
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By numbers – Android vs iPhone
So, iPhone or Android – which is best?
