As expected, Sony has officially announced the Xperia ZR, about two weeks after the phone's specifications leakedon the Internet.
The Xperia ZR features the highest level of water-resistance and can capture photos and full-HD videos underwater, with IP55/ IP58 rating. One can keep it submerged in 1.5 meters of fresh water for up to 30 minutes. The phone has a 4.6-inches HD reality display sporting a resolution of 720x1280 pixels.
Powered by a 1.5GHz Qualcomm Snapdragon S4 quad-core processor, the Xperia ZR has 2GB of RAM and internal storage of 8GB expandable up to 32GB via microSD card. It sports a 13-megapixel fast-capture camera with Exmor RS featuring 16x digital zoom with auto-focus and a VGA front facing camera. It has a dedicated hardware button for the camera, and allows using it even when the screen is locked.