(CNN) -- Mobile World Congress returned to form this year, with Samsung, Sony, and Huawei all choosing to launch flagship devices in Barcelona. These are my picks from the show: Nokia X Just months after being sold to Microsoft, Nokia chose to launch its first Android phones. The devices, all dubbed Nokia X, will run Android but be packed with Microsoft services like OneDrive and Skype. The company says the budget phone will enable Microsoft to enter emerging markets it currently can't reach, but whether they still feel that way when Microsoft takes control in March remains to be seen.
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Mobile World Congress returns to form with Samsung, Sony, and Huawei launching devices
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Samsung's Galaxy S5 is a "more sensible, more cohesive smartphone," Miles says
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Nokia's Android phones, the Sony Xperia Z2 and the Huawei MediaPad X1 are also highlights, he says
@placeholder also announced a fitness band with a curved OLED screen as it continues its push into wearables.