Sony a5000 has a
20.0MP APS-C (23.2 x 15.4 mm ) sized CMOS sensor and features Bionz X processor. On the other hand, Panasonic GM1 has a
16.0MP Four Thirds (17.3 x 13 mm ) sized CMOS sensor .
Below you can see the a5000 and GM1 sensor size comparison.
As seen above, Sony a5000 has a 1.6x Larger sensor area than Panasonic GM1. Larger sensors give photographer more control on the depth of field and blurry background compared to smaller sensor when shot in same focal length and aperture.
DxOMark Sensor Scores
Both Sony a5000 and Panasonic GM1 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, a5000 has scored 79, 13 points higher than GM1.
Model |
Overall |
Color Depth |
Dynamic Range |
Low-light ISO |
Sony a5000 |
79 |
23.8 bits |
13.0 Evs |
1089 ISO |
Panasonic GM1 |
66 |
22.3 bits |
11.7 Evs |
660 ISO |