MX-1 DxOMarked

Just see what happens for what it is compared against the Olympus XZ-2 and the Q10:-

http://www.dxomark.com/index.php/Cameras/Compare-Camera-Sensors/Compare-cameras-side-by-side/(appareil1)/854|0/(brand)/Pentax/(appareil2)/841|0/(brand2)/Olympus/(appareil3)/828|0/(brand3)/Pentax

Well, it tells that the XZ-2 and the MX-1 are actually the same camera inside, as most of the marks are just so close