Addressing the key issues with the Xperia Z, the Sony Xperia Z1 is one of the most powerful smartphones to currently get your hands on. The 2.2GHz quad-core Snapdragon processor delivers one of the slickest overall performances we've seen and the 3,000mAh battery gives the Z1 real staying power. A slightly curvier design makes the 5-inch smartphone more comfortable to hold and the added camera button makes it easier to take photos and video underwater. The improved 20.7-megapixel camera didn’t blow us away but is still one of the best smartphone snappers around. Look out Samsung and HTC, Sony is starting to get a hang of this smartphone-making business...
Review price: £550
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