Both Panasonic GX7 and Panasonic GH2 have Four Thirds sized 16.0 MP resolution sensors so sensor size and resolution is not a differentiator between these two cameras.
Below you can see the GX7 and GH2 sensor size comparison.
Panasonic GX7 and Panasonic GH2 have the same sensor sizes so they will provide same level of control over the depth of field when used with same focal length and aperture.
DxOMark Sensor Scores
Both Panasonic GX7 and Panasonic GH2 sensors have been tested by DxoMark. DxoMark scores camera sensors for color depth (DXO Portrait), dynamic range (DXO Landscape) and low-light sensitivity (DXO Sports), and also gives them an overall score. Of the two cameras that we are comparing, GX7 has scored 70, 10 points higher than GH2.
Model |
Overall |
Color Depth |
Dynamic Range |
Low-light ISO |
Panasonic GX7 |
70 |
22.6 bits |
12.2 Evs |
718 ISO |
Panasonic GH2 |
60 |
21.2 bits |
11.3 Evs |
655 ISO |