The recent rumors from SAR said that the new NEX-FF camera is only 15% bigger and 20% heavier than NEX-7. The design of NEX-7 is also similar to NEX-7.
There are 3 full frame sensors in test for NEX-FF, according to SAR, Sony will probably use 32MP sensor on Sony NEX-FF camera. The announcement for NEX-FF is on September 24 with two new Zeiss lenses.
via: SAR