In Short
The Xperia Z is Sony's first high-end Android smartphone of 2013 bringing with it Android 4.1 on a 5-inch (1920 x 1080) display, 1.5GHz quad-core processor, 2GB of RAM all underneath a completely water resistant, dust-proof shell.
The Xperia Z will also feature the Sony Mobile BRAVIA Engine 2 with an Adreno 320 GPU. Other specs include an impressive 13.1-megapixel camera w/ 16x digital zoom and NFC support. The Sony Xperia Z will be available in black, purple and white.