Both Canon G5 X and Panasonic FZ2500 have 1″ sized 20.0 MP resolution sensors so sensor size and resolution is not a differentiator between these two cameras.
Below you can see the G5 X and FZ2500 sensor size comparison.
Canon G5 X and Panasonic FZ2500 have almost the same sensor size, so neither of them has any significant advantage over the other in terms of providing control over depth of field when used with the same focal length and aperture.
DxOMark Sensor Scores
DxOMark is a benchmark that scientifically assesses image quality of camera sensors. It 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. Canon G5 X and Panasonic FZ2500 sensors have been tested by DxO and the results show that FZ2500 has a better overall score of 70, 8 points higher compared to G5 X's score of 62.
Model |
Overall |
Color Depth |
Dynamic Range |
Low-light ISO |
Canon G5 X |
62 |
21.4 bits |
12.3 Evs |
471 ISO |
Panasonic FZ2500 |
70 |
23.0 bits |
12.6 Evs |
538 ISO |