Nexus 7 has brought Google a big step in tablet fields. As the latest smartphone of Nexus series, Nexus 4 brings us much surprise, again.Nexus 4, which is a collaboration of Google and LG, represents the pinnacle of Android hardware and software. It runs Android 4.2 on quad-core 1.5GHz processor smoothly as butter and has a vibrant screen that is second to none. The screen is invisible when off – but when it lights up, you're treated to 4.7-inches...
