
Last week, mobile phone makers around the world gathered in Barcelona at the Mobile World Congress to unveil their latest devices, and Samsung and Sony were among them, both launching new flagship smartphones running under Google’s Android operating system.
Sony announced its new Xperia Z2 smartphone at the event, which comes with a 5.2-inch screen and a 20-megapixel camera on the back, while Samsung announced the Galaxy S5, which features a 5.1-inch screen and a 16-megapixel camera. The two handsets are very different, but both have in common some elements, including the Android 4.4 KitKat operating system, high-end features, and Qualcomm’s Snapdragon 801 processor inside. However, although both smartphones are powered by the same...