Recently DxO Mark published the score of Sony NEX 6 Mirrorless camera, the score of Sony NEX 6 is similar to Sony NEX-5R, The only difference is new NEX 6 have bit lower Low-light ISO score compared to NEX 5R. Both uses same type of 16 MP APS-C sensor.
Take a look at Sony NEX 6 vs Sony NEX 5R
See full news at DxO Mark Lab