The Successor of Sony NEX-6 / NEX-7 (Sony A7000) will be finally announced on February 12, 2014. Just in time for CP+ 2014 in Japan.
Price for Sony NEX-7 successor will be 800 Euro, and the main improvement is fast speed: fast AF, fast FPS, fast EVF and more.
The Sony A77 successor and A-mount full frame will be announced in Spring, 2014.
via: SAR